Social capital in industrial districts: Influence of the strength of ties and density of the network on the sense of belonging to the district

This is the accepted version of the following article: Molina-Morales, F.X.; Capo-Vicedo, J.; Ma Teresa Martinez Fernandez; Exposito Langa, M. (2013). Social capital in industrial districts: Influence of the strength of ties and density of the network on the sense of belonging to the district. Papers in Regional Science. 92(4):773-789. doi:10.1111/j.1435-5957.2012.00463.x, which has been published in final form at http://onlinelibrary.wiley.com/doi/10.1111/j.1435-5957.2012.00463.x/pdf.