This is an updated version posted 12/12/12. In the previous version attribute labels in Table 5 were incorrect for tribs and jobs.

The intensity of agricultural production affects both nutrient and greenhouse gas emissions. Environmental policy designed to reduce one type of pollution may have complementary effects on the other type. This paper explores this issue in the Lake Rotorua catchment in New Zealand using an...

Selection logging in the tropics is increasingly moving to systems that reduce the impact of harvesting operations on forests and soils. While much of the focus has been on modifying the tractor logging system using RIL principles, alternative harvesting systems have also been introduced. One of...

Strategic trade theory shows that government intervention in markets with small numbers of traders can boost the welfare of a country relative to free trade. This survey critically assesses the empirical evidence regarding this possibility. One finding is that while many international food and...

Market structure research has concentrated substantial analysis on the relationship of market structure and profitability (Bain 1957, Weiss, and Federal Trade Commission for example). these analyses have generally relied heavily on seller concentration as the major explanatory variable for...