Environmental production functions and environmental directional distance functions

Energy - Tập 32 - Trang 1055-1066 - 2007
Rolf Färe1, Shawna Grosskopf2, Carl A. Pasurka3
1Department of Economics and Department of Agriculture and Resource Economics, Oregon State University, Corvallis, OR 97331, USA
2Department of Economics, Oregon State University, Corvallis, OR 97331, USA
3US Environmental Protection Agency, Office of Policy, Economics and Innovation (1809T), 1200 Pennsylvania Ave., N.W., Washington, DC 20460, USA