Remarks before the European Banking Congress, Frankfurt am Main, Germany, November 17, 2006 ; "While the ECB has delivered a currency that retains its purchasing power at least as well as the dollar, there are at least three reasons why the euro is unlikely to displace the dollar as the dominant...

How should monetary policy be optimally designed in an environment with high degrees of financial globalization? To answer this question we lay down an open economy model where net lending toward the rest of the world is constrained by a collateral constraint motivated by limited enforcement....