This paper proposes a new interpretation of the farm size-productivity relationship. Using two rounds of the Ethiopian Rural Household Survey, and drawing on earlier work on five countries in Sub-Saharan Africa, the paper shows that the relationship between farm size and productivity is neither...

In this paper, authors explore the effects of uncertainty on pricing of pollution permits, through the use of a dynamic model of pollution markets. Authors consider two major sources of uncertainty - that arising from the volatility of demand for the underlying resource and that coming from the...