This paper proposes that quality differentiation is an important feature of the operations of multi-product firms. We develop a model in which manufacturers vary product quality across their product range by using inputs of different quality levels. Firms' core competency is in varieties of...

This paper uses newly available data on Chinese trade flows to establish novel and confirm existing stylized facts about firm heterogeneity in trade. First, the bulk of exports and imports are captured by a few multi-product firms that transact with a large number of countries. Second, the...

While new conventional wisdom warns that developing countries should be aware of the risks of premature capital account liberalization, the costs of not removing exchange controls have received much less attention. This paper investigates the negative effects of exchange controls on trade. To...

This paper establishes six stylized facts about firms' export prices using detailed customs data on the universe of Chinese trade flows. First, across firms selling a given product, exporters that charge higher prices earn greater revenues in each destination, have bigger worldwide sales, and...

Trade reform conditions are common in IMF supported programs. Of the 99 countries that had IMF programs during 1993-2003, 77 had conditions on trade reforms in their programs. Since the WTO has not been found especially effective in promoting trade openness for most developing countries, it is...

This paper provides firm-level evidence that credit constraints restrict international trade flows and affect the sectoral pattern of multinational activity. Using detailed customs data from China, we show that foreign affiliates and joint ventures have better export performance than private...