Food-for-work (FFW) programs are commonly used both for short-term relief and long-term development purposes. In this paper we assess the potential of FFW programs to reduce poverty and promote sustainable land use in the longer run. There is a danger that such programs distort labor allocation...

For decades, rapid urban expansion has led to concerns over the loss of cultivated land in rural China. Less well known is the fact that development of newly cultivated land has in fact consistently exceeded land conversion from 1999-2006. This paper provides an analytical model that makes sense...

This paper extends the Nordhaus DICE model to include the demands for coal, oil, and natural gas. These demands depend on own price, prices of substitute fuels, per capita income, and population. An augmented Hotelling model captures the effect of depleting oil resources. A methodological...