We use a threshold VAR analysis to study whether the effects of fiscal policy on economic activity differ depending on financial market conditions. In particular, we investigate the possibility of a non-linear propagation of fiscal developments according to different financial market stress...

The response in 2008-09 to the global financial crisis was in many ways a high water mark for transatlantic policy coordination. The major economies of the EU and the US rapidly agreed on a series of measures to limit the crisis. However, the common approach has since unraveled. This paper...

We explore a view of the crisis as a shock to investor sentiment that led to the collapse of a bubble or pyramid scheme in financial markets. We embed this view in a standard model of the financial accelerator and explore its empirical and policy implications. In particular, we show how the...

What type of fiscal policy is most effective during a financial crisis? I study the macroeconomic effects of the US fiscal policy response to the Great Recession, accounting not only for standard tools such as government purchases and transfers but also for financial sector interventions such as...

We endogenize the liquidity and the quality of private assets in a tractable incomplete-market model with heterogeneous agents. The model decomposes the convenience yield of government bond into a "liquidity premium" (flight to liquidity) and a "safety premium" (flight to quality) over the...