Data Website for "Transportation Costs and International Trade in the Second Era of Globalization", Journal of Economic Perspectives, Vol 21, No 3, pp 131-154.

 

Want to buy a book?  Infrastructure's Role in Lowering Asia's Trade Costs, edited by Douglas Brooks and David Hummels

Hummels Working Papers

 In progress

 

Forthcoming or Recently Published

Explaining Import Quality: The Role of the Income Distribution, forthcoming Journal of International Economics

International Pricing in a Generalized Model of Ideal Variety, forthcoming Journal of Money, Credit, and Banking.

The Trade Reducing Effects of Market Power in International Shipping, forthcoming Journal of Development Economics

Trade Responses to Geographic Frictions: A Decomposition Using MicroData , European Economic Review 52 (2008) pp. 527-550.  (with Russell Hillberry)

Transportation Costs and International Trade in the Second Era of Globalization (formerly:  Have International Transportation Costs Declined?), Journal of Economic Perspectives  21 (2007)  pp. 131-154.

How Confident can we be in CGE-Based Assessments of Regional Trading Agreements?   forthcoming Economic Modeling 24 (2007) pp. 611-635.    (w/ Tom Hertel, Maros Ivanic, Roman Keeney),

The Variety and Quality of a Nation's Exports  (American Economic Review 95 (2005) 704-723)

Shipping the Good Apples Out?  An Empirical Confirmation of the Alchian-Allen Conjecture (Journal of Political Economy 112 (2004) 1384-1402)

Usable Data?  Matched Partner Trade Statistics as a Measure of International Transportation Costs  (forthcoming Review of International Economics, Feburary 2006)

A Virtuous Circle? Regional Tariff Liberalization and Scale Economies in Transport ( in FTAA and Beyond: Prospects for Integration in the America.  (eds. Estevadeordal, Rodrik, Taylor, Velasco), Harvard University Press. (2004)  (with Alexandre Skiba)

Alternative Hypotheses and the Volume of Trade: Evidence on the Extent of Specialization, Canadian Journal of Economics, 37 (2004).

Intra-national Home Bias:  Some Explanations , Review of Economics and Statistics, 85 (2003) 1089-1092