Government intervention in agricultural sectors in both developed and developing countries has resulted in huge distortions in international markets. We describe the types of policies used in the agricultural sector and summarize quantitative measures that suggest their importance. Agricultural...

Government intervention in agricultural sectors in both developed and developing countries has resulted in huge distortions in international markets. We describe the types of policies used in the agricultural sector and summarize quantitative measures that suggest their importance. Agricultural...

Among others who point to environmental variability and managerial uncertainty as causes of fishery collapse, Roughgarden and Smith (Proc. Natl. Acad. Sci. 93 (1996) 5078) argue that three sources of uncertainty are important for fisheries management: variability in fish dynamics, inaccurate...