//-->
Cost specification and firm behaviour in a Hotelling model of resource extraction
Young, Denise, (1992)
Thermodynamic implications for natural resource extraction and technical change in US copper mining
Ruth, Matthias, (1995)
The role of exploration in iron and copper supply
Trocki, Linda K., (1990)
Productivity and metal mining : evidence from copper-mining firms
Young, Denise, (1991)
The effects of education in early-stage agriculture : some evidence from China
Young, Denise, (1999)