We propose a model of sovereign debt where countries vary in their level of financial development, defined as the extent to which countries can hedge rare disasters in international capital markets. We show that low levels of financial development generate the “debt intolerance” phenomenon...

We propose a model of sovereign debt where countries vary in their level of financial development, defined as the extent to which countries can hedge rare disasters in international capital markets. We show that low levels of financial development generate the "debt intolerance" phenomenon that...

Discovering how economies grow is vitally important for economists and policymakers alike. This Commentary shows that more than half of U.S. economic growth can be attributed to technological advance in equipment and structures.

We construct a vintage capital model of economic growth in which the decision to replace old technologies with new ones is modeled explicitly. Depreciation in this environment is an economic, not a physical concept. We describe the balanced growth paths and the transitional dynamics of this...