Traditional weighted-average measures of trade distortions are widely used in analyzing global and regional reforms, despite well-known deficiencies. This paper develops and applies optimal aggregators for the real-world case of multiple countries and commodities with much more detailed...

The financial crisis arose in the industrial countries, but has affected developing countries through higher interest rates, sharp changes in commodity prices, and reductions in investment, trade, migration and remittances. For most low-income countries, shocks that affect food prices or wage...

Although both China and India are labor-abundant and dependant on manufactures, their export mixes are very different. Only one product-refined petroleum-appears in the top 25 products for both countries, and services exports are roughly twice as important for India as for China, which is much...