It is a stylized fact of international finance that foreign equities are underweighted (the home bias) but overtraded (the high turnover). Since stylized facts drive research, theoretical models are now developed to explain the puzzling coexistence of home bias and high turnover, first presented...

To provide insight into the accuracy of U.S. data on international equity transactions, we compare estimates of U.S. holdings of equities in over 40 countries with actual holdings given by comprehensive U.S. benchmark surveys. If the rate of return used to revalue U.S. holdings in a given...

How does financial integration impact capital accumulation, current-account dynamics, and cross-country inequality? This paper investigates this question within a two-country, general-equilibrium, incomplete-markets model that focuses on the importance of idiosyncratic entrepreneurial risk---a...

a speech at the Bundesbank Lecture, Berlin, Germany

Tests of the present-value model of the current account are frequently rejected by the data. Standard explanations rely on the "usual suspects" of non-separable preferences, shocks to fiscal policy and the world real interest rate, and imperfect international capital mobility. We confirm these...

In a world of mobile capital, the current system of nominal interest taxation implies that the cost of capital and the return to saving in each country are strongly and negatively correlated with the rate of inflation. It follows that a country's net foreign asset position (and its current...

The "global saving glut" (GSG) hypothesis argues that the surge in capital inflows from emerging market economies to the United States led to significant declines in long-term interest rates in the United States and other industrial economies. In turn, these lower interest rates, when combined...

a speech at the the Bank of Finland 200th Anniversary Conference, Helsinki, Finland, May 6, 2011