Attempts by governments to stop bubbles by issuing warnings seem unsuccessful. This paper examines the effects of public warnings using a simple model of riding bubbles. We show that public warnings against a bubble can stop it if investors believe that a warning is issued in a definite range of...

The global financial crisis of 2007-09 has led to an intensive research program analyzing a wide range of issues related to financial crises. This paper presents a summary of a forthcoming book, Financial Crises: Causes, Consequences, and Policy Responses, that includes 19 contributions...

This paper examines the sources of Australia's business cycle fluctuations focusing on the role of international shocks and short run stabilization policy. A VAR model identified using robust sign restrictions derived from an estimated structural model is used to aid the investigation. The...

We study a business cycle model in which a benevolent fiscal authority must determine the optimal provision of government services, while lacking credibility, lump-sum taxes, and the ability to bond finance deficits. Households and the fiscal authority have risk sensitive preferences. We find...

In the 1970s-1980s, monetary authorities were usually more active than their fiscal counterparts. After some crises, fiscal policy is currently regaining its role in implementing economic policies. As a sequel to estimating the Indian monetary reaction function, this paper models and estimates a...

We investigate the roles of a time-varying inflation target and monetary and fiscal policy stances on the dynamics of inflation in a DSGE model. Under an active monetary and passive fiscal policy regime, inflation closely follows the path of the inflation target and a stronger reaction of...

Monetary and fiscal policies interact in many ways. Recently, the stance of fiscal policy in a number of countries (including the EU and the US) has raised concerns about risks for the outcomes of monetary policy. Our paper first shows that these concerns are justified since - under an ambitious...

Jointly identifying the effects of both fiscal and monetary policy shocks in an open economy structural VAR poses identification challenges. The innovations in this paper are to combine the methods of identification via sign restrictions, cointegration and traditional exclusion restrictions...