This paper analyzes whether nation-state governments can increase their credibility by becoming members of international organizations. Credibility is an important asset because it determines the real interest rate and is expected to have an important impact on investment and growth. It is...

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...

Why are socially beneficial reforms not implemented? One simple answer to this question (which has received little attention in the literature) is that this may be caused by generalized uncertainty about the effectiveness of reforms. If agents are unsure about whether a proposed reform will...