Despite the prevalent use of quota restrictions, little experimental work exists on the effect on market performance of quotas. This chapter elaborates on the different types of quota that can exist and how they are applied in the real world. This is then followed by the some experimental...

This paper reviews a range of the most popular policy evaluation methods in empirical microeconomics: social experiments, natural experiments, matching methods, instrumental variables, discontinuity design and control functions. It discusses the identification of both the traditionally used...

This paper reviews some of the most popular policy evaluation methods in empirical microeconomics: social experiments, natural experiments, matching, instrumental variables, discontinuity design, and control functions. It discusses identification of traditionally used average parameters and more...