References

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• 1999Why do Some Countries Produce So Much More Output Per Worker than Others?7,899 cited
• 1991Environmental Impacts of a North American Free Trade Agreement7,718 cited
• 2002Technology, Geography, and Trade4,478 cited
• 2012A new data set of educational attainment in the world, 1950–20104,331 cited
• 2008Bootstrap-Based Improvements for Inference with Clustered Errors4,311 cited
• 1998Is Free Trade Good for the Environment?3,020 cited
• 1999Networks versus markets in international trade2,864 cited
• 1994North-South Trade and the Environment1,969 cited
• 1995Environmental Regulation and the Competitiveness of U.S. Manufacturing: What Does the Evidence Tell Us?1,874 cited
• 2004Trade, Growth, and the Environment1,863 cited
• 2007Relationship-Specificity, Incomplete Contracts, and the Pattern of Trade1,697 cited
• 1999Empirical Strategies in Labor Economics1,655 cited
• 2009The Origins of State Capacity: Property Rights, Taxation, and Politics1,616 cited
• 2004Trade, Growth, and the Environment1,361 cited
• 1996