This chapter surveys the recent literature on the theory of macroeconomic policy. We study the effect of various incentive constraints on the policy making process, such as lack of credibility, political opportunism, political ideology, and divided government. The survey is organized in three...

Accommodative monetary policy during the financial crisis was instrumental in preventing a deeper recession. Views differ, however, on how long such measures should be kept in place. At the heart of this debate is the notion that a protracted period of policy accommodation could create...

Asian central banks have adopted monetary policy frameworks over the past decade that have, by and large, worked well both to ensure price stability during the pre-crisis period and to navigate the shoals during the recent international financial crisis. Inflation concerns in recent years...

This paper investigates the transmission channel of macroprudential instruments in a closed economy DSGE model with a rich set of financial frictions. Banks' decisions on risky retail loan concessions are based on borrowers' capacity to settle their debt with labor income. We also introduce...

We provide an introduction to optimal fiscal and monetary policy using the primal approach to optimal taxation. We use this approach to address how fiscal and monetary policy should be set over the long run and over the business cycle. We find four substantive lessons for policymaking: Capital...

There was a systemic failure of financial regulation: senior policymakers repeatedly enacted and implemented policies that destabilised the global financial system. They maintained these policies even as they learned of the consequences of their policies during the decade before the crisis. The...