This paper develops an empirical test to determine whether, on average, capital moves more easily between industries within a country or between coun tries within an industry. The test is applied using cross-section dat a on accounting rates of return to capital of U.S. multinational corp...

Available evidence indicates that costs of nontraded services in domestic transportation, wholesaling, and retailing (domestic margins) are higher if a good is shipped in international trade than if it is shipped from domestic producers to domestic consumers. Consequently, domestic margins...

The U.S. tax code contains two provisions that encourage exports by reducing the U.S. corporate income tax on export profits. In this paper we use an applied general equilibrium model of the U.S. economy to estimate the trade and welfare consequences of eliminating these tax provisions. We find...