28 results on '"Carlos Aguirre-Nuñez"'
Search Results
2. Perceptions, Tensions, and Contradictions in Timber Construction: Insights from End-Users in a Chilean Forest City
- Author
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Felipe Encinas, Ricardo Truffello, Mario Ubilla, Carlos Aguirre-Nuñez, and Alejandra Schueftan
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timber construction ,perceptions ,end-users ,forest city ,Building construction ,TH1-9745 - Abstract
The study addresses the underutilisation of wood in construction in Chile, particularly given the country’s robust forestry sector. The research investigates perceptions, tensions, and contradictions among end-users regarding timber construction in Valdivia, a city with a mixed forestry industry. Methods included a comprehensive survey of 96 households across various socioeconomic clusters, utilising descriptive and exploratory statistical analyses. Key findings reveal persistent negative perceptions about wood’s durability, fire resistance, and maintenance costs. However, positive aspects, such as lower construction costs and adequate thermal comfort, were also noted. Surprisingly, concerns were raised about wood’s environmental impact, including deforestation and its role in combating climate change, contrasting with the material’s known ecological benefits. The study concludes that these perceptions are deeply influenced by ideological and sociopolitical factors, suggesting that mere marketing strategies may not suffice to alter public opinion. Instead, a collaborative effort involving public policy, industry advancements, and transparent scientific communication is essential to promote the benefits of timber construction and address the entrenched biases.
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- 2024
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- View/download PDF
3. Mapping Nutritional Inequality: A Primary Socio-Spatial Analysis of Food Deserts in Santiago de Chile
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Leslie Landaeta-Díaz, Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, and Felipe Ulloa-Leon
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food deserts ,spatial epidemiology ,urban planning ,public health ,nutrition ,Geography. Anthropology. Recreation ,Social Sciences - Abstract
This study investigates the socio-spatial distribution of food deserts in Santiago de Chile, aiming to understand how urban planning and socioeconomic factors influence access to nutritious food. Employing geospatial analysis techniques with data from OpenStreetMap and the 2017 Census, the research identifies areas within Santiago where access to healthy food is limited. The novelty of this study lies in its application of spatial autocorrelation methods, specifically Local Indicators of Spatial Association (LISA), to reveal clusters of nutritional inequality. The findings indicate significant concentrations of food deserts in both lower socioeconomic peripheral areas and, surprisingly, in some high-income central areas. These results suggest that both poverty and urban infrastructure, including car dependency, play critical roles in shaping access to healthy food. By highlighting over two million residents affected by food deserts, the study underscores the urgent need for integrated urban planning and public health strategies. This research contributes to the understanding of urban nutritional inequality and provides a replicable methodological framework for other cities. The implications extend beyond Santiago, offering insights into how urban design can be leveraged to improve public health outcomes through better access to nutritious food.
- Published
- 2024
- Full Text
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4. Urban Food Deserts and Cardiovascular Health: Evaluating the Impact of Nutritional Inequities on Elderly Populations in Santiago
- Author
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Leslie Landaeta-Díaz, Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Francisca Cancino-Contreras, Juan Correa-Parra, and Felipe Ulloa-León
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nutrition ,food patterns ,urban planning ,cardiovascular health ,geographically weighted regression ,Technology ,Engineering (General). Civil engineering (General) ,TA1-2040 ,Biology (General) ,QH301-705.5 ,Physics ,QC1-999 ,Chemistry ,QD1-999 - Abstract
This study examines the link between food deserts and cardiovascular health in older adults in Santiago’s Metropolitan Region, Chile. As the population ages and chronic diseases rise, understanding the impact of food accessibility on health is essential. Using multiscale geographically weighted regression, we analyzed data from the Cardiovascular Health Program, socioeconomic indicators, and food desert maps, sourced from the Chilean Ministry of Health and other databases. Spatial analysis, including Voronoi diagrams, assessed the influence of food deserts on health outcomes. Findings show a significant correlation between limited access to healthy foods and higher cardiovascular disease rates, especially in economically disadvantaged areas. The regression model is significant to contribute to the explanation of disease prevalence, emphasizing the impact of food availability on health. This study highlights the importance of considering spatial factors in urban planning and public health policies. By showcasing the role of food environments in health disparities, it advocates for integrated health interventions. Targeted urban planning to address food deserts can enhance access to healthy foods, improving cardiovascular health and well-being among Santiago’s elderly. The findings provide insights for policymakers to create healthier urban environments and stress the need for sustainable food systems to support public health.
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- 2024
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- View/download PDF
5. Investification en el mercado de la vivienda: estudio exploratorio en Santiago de Chile
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José Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, and Carlos Marmolejo-Duarte
- Subjects
investification ,arriendo ,vivienda ,Santiago ,renta ,Architecture ,NA1-9428 ,Urban groups. The city. Urban sociology ,HT101-395 - Abstract
El presente estudio aborda el fenómeno de la investificación en el mercado de arriendo del Gran Santiago. Para ello se utiliza un enfoque metodológico cuantitativo por regresiones geográficamente ponderadas. A través de la recopilación y análisis de datos de transacciones y de indicadores urbanos, se exploran los patrones de localización de inversiones residenciales con relación a funciones urbanas específicas a nivel de zonas censales. El análisis revela que la proximidad a instituciones de educación superior, la estabilidad en los precios de arriendo y la presencia de personas mayores son factores determinantes en la selección de propiedades para inversión. Estos hallazgos evidencian la transformación del paisaje urbano como espacios de renta para el capital y destaca la creciente segmentación socioespacial, subrayando así la necesidad de regulaciones que atiendan las implicancias del investification en la dinámica urbana del Gran Santiago.
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- 2023
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6. '15-Minute City' and Elderly People: Thinking about Healthy Cities
- Author
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Felipe Ulloa-Leon, Juan Correa-Parra, Francisco Vergara-Perucich, Francisca Cancino-Contreras, and Carlos Aguirre-Nuñez
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15-min city ,elderly people ,urbanism ,smart cities ,walkability ,public health ,Engineering (General). Civil engineering (General) ,TA1-2040 - Abstract
Considering the global scenario of population aging, which countries such as Chile are going through, the social problems that it means in terms of viability and quality of life for the elderly are increasing and are a cause for concern. For this reason, this study summarizes the results of investigating the accessibility of services and recreational spaces under the parameters of a “15-minute city” for the elderly people in the city of Santiago de Chile. The investigation employed a multivariate geostatistical analysis with a quantitative approach and was developed on a census block scale to test some of the principles of the 15-min city along with the principles on active aging of the elderly. The results are surprising, show a good territorial coverage for the study area and open the possibility of Santiago becoming a 15-min city for older adults. However, there are still several challenges in terms of public policies, from mental and physical health to the design of public spaces, which are fundamental to think about for cities of the future.
- Published
- 2023
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7. Códigos observacionales: desarrollo de un método de inspección visual y evaluación de daños en albañilería simple durante la post-emergencia sísmica
- Author
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Daniel Ruddoff, Orlando Vigouroux, Alejandro Durán-Vargas, Carlos Aguirre-Nuñez, Felipe Encinas, Patricio Bertholet, and Camilo Meneses
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inspección visual ,diagnóstico estructural ,valoración de daños ,terremoto ,post-emergencia sísmica ,alerta temprana ,Architecture ,NA1-9428 ,Building construction ,TH1-9745 - Abstract
Examinar una tradición de levantamientos de inspección visual fundamentados en evidencia empírica representa la base para el desarrollo de un asistente digital (App) como instrumento de diagnóstico y valoración de estructuras en albañilería simple durante la post-emergencia sísmica. La integración de los códigos observacionales derivados de esta tradición permitió la calibración y el análisis de las técnicas de levantamiento y medición utilizadas. El asistente aprovecha las tecnologías ampliamente disponibles en la población e integra los conocimientos especializados y las técnicas tradicionales derivadas del levantamiento directo como base analítica para la valoración de los daños. Esta dimensión analítica de la representación del daño es uno de los aspectos críticos que establece las correlaciones entre los códigos visuales y las escalas de valoración del algoritmo que determina el riesgo sísmico y el grado de habitabilidad estructural de las viviendas.
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- 2023
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8. Subjective Well-Being and Schools in South Africa: A Post-COVID-19 Analysis
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Rommy Morales-Olivares, Carlos Aguirre-Nuñez, Lorena Nuñez-Carrasco, and Felipe Ulloa-León
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South Africa ,COVID-19 ,school ,material conditions ,subjective well-being ,Psychology ,BF1-990 - Abstract
From the analysis of the Wave 5 National Income Dynamics Study – Coronavirus Rapid Mobile Survey 2021 dataset, the study conducted in South Africa, we developed a model of analysis based on three dimensions, namely, subjective well-being, material living conditions, and importance attributed to education during the COVID-19 pandemic. A cross-sectional analysis of the data for Gauteng area indicates that the dimension of subjective well-being of families in South Africa—even in relation to the factors such as conditions of deprivation (e.g., hunger)—does not necessarily influence the importance the respondents attach to their children’s education, this as reflected in whether or not they send them to school when COVID-19 restrictions allowed for schools to come back to face-to-face teaching. Subjective well-being of parents and guardians is, however, a predictor of concern about their children’s education and future. Our working hypothesis is that, although there is little evidence that subjective well-being has a significant association with the respondents’ willingness for their children to continue their schooling, there is a significant indirect effect of subjective well-being—which is especially determined by the gender as well as of the living material conditions—and the greater or lesser importance that the respondents attribute to their children’s education. Likewise, and in more general terms, subjective well-being is clearly related to gender, with women having the lowest levels of subjective well-being.
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- 2022
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9. Mapping Energy Poverty: How Much Impact Do Socioeconomic, Urban and Climatic Variables Have at a Territorial Scale?
- Author
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Felipe Encinas, Ricardo Truffello, Carlos Aguirre-Nuñez, Isidro Puig, Francisco Vergara-Perucich, Carmen Freed, and Blanca Rodríguez
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energy poverty ,spatial analysis ,segregation ,GWR ,Agriculture - Abstract
Energy poverty, considered a form of deprivation distinct from income poverty, is associated with three factors: low-income levels, high energy costs, and poor residential energy efficiency. It is necessary to study the socio-spatial distribution of energy poverty, particularly in metropolitan areas, due to persistent socioeconomic segregation and their public agenda implications, including the U.N. SDGs. A model of these characteristics can propose a spatial analysis of urban and climate implications, contributing evidence for public policy. This article aims to address energy poverty from a spatial approach extended to the urban area in Santiago de Chile through an exploratory model that estimates the impact of socioeconomic, urban, and climatic variables at a territorial scale on the performance of homes. Using a geographical weighted regression with the inside home temperature in winter as the dependent variable, the independent variables were the percentage of professionals, NDVI, annual thermal amplitude, and housing material quality. A housing quality pattern that acts as a proxy for vulnerability to energy poverty was found, repeating the distribution pattern of the different socioeconomic sectors. The findings incorporate a new interpretive matrix into the complex reproduction of segregation and inequality in a capital city from a developing country.
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- 2022
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10. Water Privatization and Inequality: Gini Coefficient for Water Resources in Chile
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Juan Correa-Parra, José Francisco Vergara-Perucich, and Carlos Aguirre-Nuñez
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water ,Gini coefficient ,concentration ,privatization ,Chile ,Hydraulic engineering ,TC1-978 ,Water supply for domestic and industrial purposes ,TD201-500 - Abstract
This document makes a comprehensive analysis of the inequality of the water market in Chile, measured by the Gini coefficient method. The situation of water rights in Chile is of particular interest because it is a wholly privatized system, where rights are traded in the market and therefore water is presented as a commodity. This privatization of water in Chile occurred as part of the process of neo-liberalization since the 1981 Water Code. The results of this study indicate that both concentration and inequality in the distribution of water rights are very high, which undermines a just social development process and facilitates the economic exploitation of the environment. It proposes a profound revision of the application of a mercantile logic to a scarce essential resource for life such as water and explores the importance of its role as a national good for public use.
- Published
- 2020
- Full Text
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11. Towards a Walkable City: Principal Component Analysis for Defining Sub-Centralities in the Santiago Metropolitan Area
- Author
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Juan Correa-Parra, José Francisco Vergara-Perucich, and Carlos Aguirre-Nuñez
- Subjects
15-min city ,Santiago ,Chile ,urban governance ,amenities ,principal component analysis ,Agriculture - Abstract
This article presents a methodology for evaluating the potential for an urban area to become a 15-min city based on its existing essential urban functions. To elaborate this methodology, the research focused on the Metropolitan Area of Santiago de Chile, by identifying 28 urban functions and applying principal component analysis to review how these georeferenced variables are grouped into synthetic components that illustrate the walkability of each block concerning access to these functions. Variables are mapped by GIS software to review where concentrations of essential urban functions occur and where there is a need to increase availability of these missing uses. One of the findings of this study in the Metropolitan Area of Santiago is that essential urban functions provided by the state present a relatively equitable distribution in the metropolis. In contrast, essential urban functions provided by the market are highly concentrated in specific clusters, segregating walkability areas in the metropolitan space. The methodology presented here is replicable for other cities, and the findings offer a critical perspective on land management and urban planning for this case study, where normative frameworks must change to implement the 15-min city.
- Published
- 2020
- Full Text
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12. Housing Prices in Unregulated Markets: Study on Verticalised Dwellings in Santiago de Chile
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José Francisco Vergara-Perucich and Carlos Aguirre-Nuñez
- Subjects
housing ,santiago de chile ,internal rate of return ,net present value ,affordability ,profitability index ,Building construction ,TH1-9745 - Abstract
Chile faces a housing affordability crisis, given that most of the population is unable to secure a house. While housing prices between 2008 and 2019 increased by 63.96%, wages only increased by 21.85%. This article presented an analysis of the housing price configuration for the main borough in the country—Santiago. The assessment focused on verticalised housing constructed between 2015 and 2019. The article developed an exploratory study on the price of housing in Santiago to generate a diagnosis to identify the role played by expectations of profitability when configuring price. Based on the information generated, we sought to contribute to the discussion on public policies that advance the development of affordable housing in central boroughs with high urban value, as is the case for Santiago’s borough of Greater Santiago. We hypothesised that profit expectation of real estate developers plays a key role in the housing prices, and an adjustment in the profit ratios might increase the affordability while keeping the housing market above profitable rates. This research addressed the lack of data transparency in the Chilean housing market with archival research, reconstructing costs and earnings from projects based on official registrations of transactions at the borough level. In Chile, the access to investment costs, land values, yields, and house price formation are not publicly available, even though these factors imply that many households are facing severe difficulties in paying for and accessing decent housing.
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- 2019
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13. Cost of living
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
14. Political Economy of Housing in Chile
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
15. Afterword
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
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- 2022
16. Constitution and housing
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
17. Housing and financialisation
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
18. Land and speculation
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
19. Real estate profitability
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
20. Introduction
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
21. Pandemic and political economy of housing
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Published
- 2022
22. The Spatial Correlation between the Spread of COVID-19 and Vulnerable Urban Areas in Santiago de Chile
- Author
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Francisco Vergara-Perucich, Juan Correa-Parra, and Carlos Aguirre-Nuñez
- Subjects
Urban Studies ,Spatial correlation ,Geography ,Sociology and Political Science ,Coronavirus disease 2019 (COVID-19) ,Geography, Planning and Development ,Cartography - Abstract
This article identifies the spatial correlation between the social determinants of health in the housing area (housing prices, overcrowding, poor-quality building materials, and household socioeconomic vulnerability) and the spread of COVID-19 in Santiago de Chile. The research used data from the 2017 Census conducted by the National Institute of Statistics of Chile and data on confirmed cases of COVID-19 (PCR) by communes provided by/obtained from Chile’s Ministry of Health. The article provides a two-fold examination/analysis of the spatial correlation using the Pearson measure to observe how the virus spread from areas with high-quality housing in the early stage of the contagion to then become concentrated in areas with low-quality of housing. The second examination/analysis is a multiple linear regression to identify the housing factors that inform virus propagation. The test results show that of the four social determinants of health relating to housing assessed here, housing prices is the variable that best predicts how the social determinants of health based on housing explain the progress of the pandemic for the Santiago case, following the collinearity factors according to the data used in this study. The conclusions suggest that public policy should treat housing quality as a factor in public health and health risks that needs to be addressed with a transdisciplinary approach to urban planning in Chile.
- Published
- 2020
23. Political Economy of Housing in Chile
- Author
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Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, Felipe Ladrón de Guevara, Francisco Vergara-Perucich, Carlos Aguirre-Nuñez, Felipe Encinas, Rodrigo Hidalgo-Dattwyler, Ricardo Truffello, and Felipe Ladrón de Guevara
- Subjects
- Capital investments--Chile, Equality--Chile, City planning--Chile, Housing--Chile, Housing policy--Chile
- Abstract
Through the lens of political economy, this book positions housing as a key factor in understanding social inequality. It does so by drawing on rich empirical evidence from the case of the Chilean housing market. This book provides insights on the articulation between real estate development, housing provision and social inequality based on applied urban economics analyses that illustrate the contradictions of neoliberal urbanism through the case of Chile. For neoliberal urbanism, the good city is not equal for all, it is based on the principle of profitability and benefits from segregation to make capital investment more efficient. The chapters of this book expose how these processes are generated by a political system that allows them rather than by the invisible hand of the market. The book will be of interest to graduate students in urban studies, urban planning, sociology and urban geography. It will also appeal to decision-makers and also to actors in the real estate market seeking to perfect the social benefits of their professional activities, aspiring to generate more egalitarian and just cities.
- Published
- 2023
24. When residential energy labeling becomes irrelevant: sustainability vs. profitability in the liberalized chilean property market
- Author
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Carlos Aguirre-Nuñez, Francisco Vergara-Perucich, Carlos Marmolejo-Duarte, Felipe Encinas, Universitat Politècnica de Catalunya. Departament de Tecnologia de l'Arquitectura, Universitat Politècnica de Catalunya. Doctorat en Gestió i Valoració Urbana i Arquitectònica, and Universitat Politècnica de Catalunya. CPSV - Centre de Política de Sòl i Valoracions
- Subjects
Urbanisme [Àrees temàtiques de la UPC] ,020209 energy ,Geography, Planning and Development ,energy labeling ,lcsh:TJ807-830 ,lcsh:Renewable energy sources ,Real estate ,02 engineering and technology ,Certification ,010501 environmental sciences ,Management, Monitoring, Policy and Law ,01 natural sciences ,Profit (economics) ,Energy labeling ,Kansei Engineering ,Habitatges -- Estalvi d'energia ,0202 electrical engineering, electronic engineering, information engineering ,Kano model ,Habitatge -- Preus -- Xile ,energy efficiency ,lcsh:Environmental sciences ,0105 earth and related environmental sciences ,Housing -- Prices -- Chile ,lcsh:GE1-350 ,Public economics ,Renewable Energy, Sustainability and the Environment ,lcsh:Environmental effects of industries and plants ,Dwellings -- Energy conservation ,Purchasing ,lcsh:TD194-195 ,Energy efficiency ,Profit ,Profitability index ,Performance indicator ,Business ,profit ,Efficient energy use - Abstract
The study of the relevance of energy efficiency attributes on residential choices is usually based on stated preferences, using performance indicators. However, this issue has not been researched in developing countries, where energy certification schemes have a low adoption rate. This article paper uses a methodology based on a Kansei Engineering and Kano Model to identify home buyers&rsquo, energy performance perceptions in three real estate developments in Santiago de Chile. Surprisingly, energy ratings negatively affected the survey respondents&rsquo, willingness to buy. On the other hand, the ratings indicated that the most relevant attribute for influencing the purchasing is the perception of the home as a good investment. This finding contradicts most of the studies on energy certification and shows the relevance given to the profit of purchasing new housing units. Therefore, the analyses suggest that this situation represents a decoupling of consumer perception from both the items measured by energy labels and their contribution to consumer choices.
- Published
- 2020
25. Contribución a La Economía Política De La Vivienda En Chile
- Author
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Francisco Vergara-Perucich, Carlos Aguirre Nuñez, Felipe Encinas, Ricardo Truffello, Felipe Ladrón de Guevara, Francisco Vergara-Perucich, Carlos Aguirre Nuñez, Felipe Encinas, Ricardo Truffello, and Felipe Ladrón de Guevara
- Subjects
- Housing--Economic aspects--Chile--History--21st century, Housing policy--Chile--History--21st century, Cost and standard of living--Chile--History--21st century, Housing--Prices--Chile--History--21st century
- Abstract
Generalmente la vivienda es el gasto más grande que hacen los hogares para subsistir. En el contexto nacional, donde la vivienda es un bien de mercado, el poder de compra de las familias es clave para elegir donde vivir. Este libro busca contribuir a la discusión en torno a la desigualdad y segregación social causada por el mercado de la vivienda en Chile, con el objetivo de avanzar hacia la concreta posibilidad de aportar a reducir la desigualdad si repensamos nuestras ciudades.
- Published
- 2020
26. Thermal and lighting perception in four fully glazed office buildings in Santiago, Chile
- Author
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Claudio Vásquez, Felipe Encinas Pino, Alejandro Prieto Hoces, and Carlos Aguirre Nuñez
- Subjects
Building construction ,Office buildings ,thermal comfort ,Architecture ,architectural design ,Building and Construction ,lcsh:Architecture ,NA1-9428 ,TH1-9745 ,lcsh:TH1-9745 ,Civil and Structural Engineering ,lcsh:NA1-9428 ,lcsh:Building construction - Abstract
This paper is part of a general research project whose main objective is to establish a baseline for post-occupancy energy consumption and indoor environmental quality for office buildings in Santiago, Chile. This study aims at understanding how architectonical variables relate to, and can even determine, user comfort perception. Thus, one-year continuous monitoring in several floors at four office buildings was performed and seasonal surveys were completed. Survey participants were asked a series of questions regarding spatial orientation and comfort perception in their workspace. The data from the comfort survey and onsite measurements such as season of the year, case study, type of workspace and possibility of an outdoor view from the workstation were contrasted with the components obtained by a Principal Component Analysis (PCA). Three components were selected from the PCA, and three Maps of Perception (MP) were produced. These maps were then analyzed and interpreted so as to obtain information on the general perception of thermal and lighting comfort at workspaces within several office buildings in Santiago., Journal of Facade Design and Engineering, Vol. 1 No. 1-2 (2013)
- Published
- 2013
- Full Text
- View/download PDF
27. Polycentrism in the Spanish metropolitan system: an analysis for 7 metro areas
- Author
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Carlos Marmolejo Duarte, Carlos Aguirre Nuñez, Eduardo Chica Mejia, Claudia Perez Prieto, and Jaume Masip Tresserra
- Subjects
ddc:330 - Abstract
Polycentrism is becoming one of the dominant structures in contemporary metropolises. Concentrated decentralization and the integration of formerly independent cities by the reduction of travel time are behind of such a process. In this paper, the spatial structure of the seven biggest metro areas in Spain is depicted. By analyzing employment density and travel-to-work data the polycentric structure of them is detected at the time that the functional borders are delimited. Results suggest a very heterogeneous image where Barcelona and Bilbao emerge as the most polycentric areas at the time that Madrid, Seville and Zaragoza have a structure more orientated towards monocentrism. Clearly polycentric structure seems to be influenced by the orographic nature in which each metropolitan area lays in.
- Published
- 2011
28. Thermal and lighting perception in four fully glazed office buildings in Santiago, Chile
- Author
-
Claudio Vásquez Záldivar, Felipe Encinas Pino, Alejandro Prieto Hoces, and Carlos Aguirre Nuñez
- Subjects
Architecture ,NA1-9428 ,Building construction ,TH1-9745 - Abstract
This paper is part of a general research project whose main objective is to establish a baseline for post-occupancy energy consumption and indoor environmental quality for office buildings in Santiago, Chile. This study aims at understanding how architectonical variables relate to, and can even determine, user comfort perception. Thus, one-year continuous monitoring in several floors at four office buildings was performed and seasonal surveys were completed. Survey participants were asked a series of questions regarding spatial orientation and comfort perception in their workspace.The data from the comfort survey and onsite measurements such as season of the year, case study, type of workspace and possibility of an outdoor view from the workstation were contrasted with the components obtained by a Principal Component Analysis (PCA). Three components were selected from the PCA, and three Maps of Perception (MP) were produced. These maps were then analyzed and interpreted so as to obtain information on the general perception of thermal and lighting comfort at workspaces within several office buildings in Santiago.
- Published
- 2013
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