A former economist tells about his conversion. He is now a sociologist.

The lag in effect of monetary policy contains vital information for the policy evaluation. Allowing for a time-varying treatment effect, we show that Inflation Targeting (IT) effectively lowers inflation for both developed and developing countries. Developed countries reach their targets rapidly...

The United States banking industry experienced a period of poor performance in the late 1980s. Significant problems with loans as reflected in loan loss provisions and net charge offs hampered bank profitability. We examine the effect of portfolio composition on net charge offs at large...

This letter reconsiders the empirical tests of the new Keynesian and new classical models performed by Ball Mankiw and Romer and Akerlof, Rose and Yellen. The original tests conform basically to cross-section analysis; we develop both time-series and pooled cross-section, time-series tests of...