The aging of the population shakes the confidence in the economic viability of pay-as-you-go social security systems. We demonstrate how in a political-economy framework the shaken cofidence leads to the downsizing of the social security-system, and to the emergence of supplemental individual...

This paper develops a framework for analyzing the effects of fiscal policy on the real exchange rate. The short-run impact of various types of fiscal measures are considered as well as the dynamics of adjustment to long-run steady states. The analysis and related simulations suggest that the...

Market participants' forecasts of future exchange rate volatility can be recovered from option contracts on foreign currencies. Such implicit volatility forecasts for four currencies are used to test rational expectations jointly with the applicability of the standard Black-Scholes formula....