Noting that many economic variables display occasional shifts in their second order moments, we investigate the performance of homogenous panel unit root tests in the presence of permanent volatility shifts. It is shown that in this case, panel unit root tests derived under time invariant...

The policy Trilemma (the ability to accomplish only two out of three policy objectives -financial integration, exchange rate stability and monetary autonomy) continues to be a valid macroeconomic framework. The financial globalization during 1990s-2000s reduced the weighted average of exchange...

Empirical study of causality between inflation, inflation uncertainty and other macroeconomicy quantities. Additionally, the issue of how to measure the unobservable inflation uncertainty is addressed.

The policy Trilemma (the ability to accomplish only two policy objectives out of financial integration, exchange rate stability and monetary autonomy) remains a valid macroeconomic framework. The financial globalization during 1990s-2000s reduced the weighted average of exchange rate stability...