Even though the efforts to foster global economic governance have been a longstanding issue of global economic policies, their effectiveness has been questioned by the current crisis. The crisis has revealed many systemic issues that would require global solutions on the one hand, but on the...

The exchange rate cannot significantly diverge from a (real) long-term equilibrium level consistent with the macroeconomic picture of an economy for a long period of time; otherwise, the economy suffers from macroeconomic imbalances such as below-potential growth and below natural employment, or...

The authors contend that the theory of optimum currency areas (OCA) provides a useful framework for discussions of monetary integration. The authors summarize the historical development of monetary integration and discuss possible future development. Theoretical issues, such as those raised in...

This paper surveys recent literature on real business cycles in open economies. It focuses on the empirical regularities of international macroeconomic fluctuations and provides a short discussion of the differences between the stylized facts of business cycles in advanced and in developing...