We assess the development economics of on-farm employment with an eye toward policy implications. What do we know and what additional research is needed? The older tradition of labor market dualism and some of the more modern research are seen to share a characteristic of misplaced exogeneity,...

Examination of the literature of the heroin problem in the United States Reveals that there has been scant attention paid to the type of property crime specialized in by addicts or to the marketing network of addict-stolen goods. This paper begins to remedy both neglects by focusing on...

Among the ethical objections to intergenerational impartiality is the violation of consumer sovereignty given that individuals are impatient. We accommodate that concern by distinguishing intra- and inter-generational discounting in an OLG model suitable for analyzing sustainability issues....

A model of global warming with endogenous substitution of energy resources and multiple energy demands is developed. It suggests that, if historical rates of cost reduction in the production of solar energy are maintained, most of the world's coal will never be used. The world will move from oil...