The efficiency of macroeconomic policies depends on adequate business cycle approximation. Given that potential output and the output gap (the difference between actual and potential output) are not directly observable, their values need to be estimated using alternative statistical, structural,...

Undue emphasis on short-term macroeconomic goals in transition countries impedes structural change, often resulting in a deterioration of achieved macroeconomic outcomes. Repeated attempts at stabilization are then required and structural reforms become more urgent, and more costly. Many of...