THE BUSINESS FALLOUT OF 'ECOEFFICIENCY.'.

Reports on the debate of Dow Chemical with BASF over the environmental impact of straw-based construction panel compared to traditional wood panels. Deal of Dow to become the exclusive strawboard supplier of Isobord Enterprises; Decision of BASF to pass up an opportunity to invest in the strawboard business after the release of its ecoefficiency analysis; Concern of the chemical companies on their profit base.