Publications

Hummels, D. and Schaur, G. (2013). Time as a Trade Barrier. American Economic Review, vol. (forthcoming).

Cristea, A., Hummels, D., Puzzello, L., and Avetisyan, M. (2013). Trade and the Greenhouse Gas Emissions from International Freight Transport. Journal of Environmental Economics and Management, vol. 65, 153-173.

Hummels, D., Munch,J., Skipper,L., Xiang C. (2012). Offshoring, Transition and Training: Evidence from Danish Matched Worker Firm Data. American Economic Review P&P, vol. 102, 424-428.

Hummels, David and Schaur, Georg (2010). Hedging Price Volatility Using Fast Transport. Journal of International Economics, vol. 82, 15-25.

Choi, Yo Chul, Hummels, David and Xiang, Chong (2009). Explaining Import Quality: The Role of the Income Distribution. Journal of International Economics, vol. 77, 265-275.

Hummels, David, Lugovskyy,Volodymyr and Skiba, Alexandre (2009). The Trade Reducing Effects of Market Power in International Shipping. Journal of Development Economics, vol. 89, 84-97.

Hummels, D & Lugovskyy, V. (2009). International Pricing in a Generalized Model of Ideal Variety. Journal of Money Credit and Banking, vol. 41 (777), 3-33.

Hillberry, R. & Hummels, D. (2008). Trade Responses to Geographic Frictions: A Decomposition Using MicroData. European Economic Review, (52), 557-550.

Hummels, David (2007). International Transportation Costs and Trade In the Second Era of Globalization. Journal of Economic Perspectives, vol. 21, 131-154.

Hertel T, Hummels D, Ivanic M, et al. (2007). How Confident Can We be of CGE-Based Assessments of Free Trade Agreements?. Economic Modelling, vol. 4 (24), 611-635.

Hummels, D., & Lugovskyy, V (2006). Usable Data? Matched Partner Trade Statistics as a Measure of Transportation Costs. Review of International Economics, vol. 14 (1).

Hummels, D., & Klenow, P. (2005). The Variety and Quality of a Nation's Exports. American Economic Review, vol. 95 (3), 704-723.

Haveman, J., & Hummels, D. (2004). Alternative Hypotheses and the Volume of Trade: The Gravity Equation and the Extent of Specialization. Canadian Journal of Economics, vol. 37 (1), 199-218.

Hummels, D., & Skiba, A. (2004). Shipping the Good Apples Out? An Empirical Confirmation of the Alchian-Allen Conjecture. Journal of Political Economy, vol. 112 (6), 1384-1402.

Hummels, D. (2004). Review of Free Trade Under Fire (by Douglas Irwin). Journal of Economic Literature, , 521-522.

Hillberry, R., & Hummels, D. (2002). Intra-National Home Bias: Some Explanations. Review of Economics and Statistics, vol. 85 (4), 1089-1092.

Hummels, D. (2002). Review of Globalization and the Theory of Input Trade (by Ron Jones). Journal of International Economics, , Vol 57, 491-493.

Hummels, D. (2002). Review of Fragmentation: New Production Patterns in the World Economy (by Arndt and Kierzkowski). Journal of Economic Georgraphy, , Vol 2, 368-369.

Hummels, D., Ishii, J., & Yi, K. (2001). The Nature and Growth of Vertical Specialization in World Trade. Journal of International Economics, vol. 54 (1), 75-96.

Hummels, D., Rapaport, D., & Yi, K. (1998). Vertical Specialization and the Changing Nature of World Trade. Economic Policy Review, , 79-99.

Hummels, D., & Haveman, J. (1998). Trade Creation and Trade Diversion: New Empirical Results. Journal of Transnational Management Development, vol. 3, 57-72.

Hummels, D., & Levinsohn, J. (1995). Monopolistic Competition and International Trade: Reconsidering the Evidence. Quarterly Journal of Economics, vol. 110 (3), 799-836.

Hummels, D., & Stern, R. (1994). Evolving Patterns of North American Merchandise Trade and Foreign Direct Investment 1960-1990. World Economy, vol. 17, 29-May.

Hummels, D., & Levinsohn, J. (1993). Product Differentiation as a Source of Comparative Advantage. American Economic Review Papers and Proceedings, vol. 83, 445-449.

Hummels, D., & Brown-Kruse, J. (1993). Gender Effects in Laboratory Public Goods Contribution: Do Individuals Put Their Money Where Their Mouth Is?. Journal of Economic Behavior and Organization, vol. 22, 255-267.