In most macroeconomic models, the substitutability between domestic and foreign goods is calibrated using aggregated data. This imposes homogeneous elasticities across goods, and the calibration is only valid under this assumption. If elasticities are heterogeneous, the aggregate...

The IMF Working Papers series is designed to make IMF staff research available to a wide audience. Almost 300 Working Papers are released each year, covering a wide range of theoretical and analytical topics, including balance of payments, monetary and fiscal issues, global liquidity, and...

The paper considers gains from international economic policy coordination when there is uncertainty concerning the functioning of the world economy, but also learning about the “true” model on the part of policymakers. The paper reports estimates of plausible alternative versions of a...

The paper developes a VAR macrofinance model of the Czech economy. It shows that yield misalignments from the yields implied by the macrofinance model partially determine subsequent yield changes over three to nine months. These yield misalignments tend to persist for a number of months. This...

This paper surveys that state of fiscal transparency in the wake of the current crisis and looks at what can be done to improve it. It examines the relationship between fiscal transparency and fiscal outcomes; reviews progress in promoting greater fiscal transparency over the past decade; considers...

The rapid recovery in many low-income countries (LICs) following the global crisis has been sustained in 2012. Softening commodity prices have led to moderating inflation pressures in most LICs. However, progress in rebuilding policy buffers has halted over the past two years, despite continued...