The paper discusses the impact of high capital mobility for monetary and budget policy as well as for the Provision of public goods, for taxation, for wage policy and trade unions, for distribution policy, and for social security Systems. The mobility of porrfolio capital puts additional...

In this paper it is shown that it matters a lot for empirical research whether policy is taken to be exogenously set or to be endogenous. In the model investment depends on policy which depends on economically important fundamentals and is, thus, endogenous. Conditioning on factor accumu- lation...

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...