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...

This paper estimates the impact on the US economy of four types of uncertainty about (i) government spending, (ii) tax changes, (iii) public debt sustainability and (iv) monetary policy. Following a one standard deviation shock, uncertainty about debt sustainability has the largest and most...