Ben Lockwood , John Whalley, 28 July 2008

Business worries that leading on climate change means lagging on competitiveness and propose linking carbon-cutting policies to tariffs. This column argues that lessons from the 1960s debate over VAT rates and border adjustments suggest that carbon-linked border adjustments may be ineffective and unnecessary.

Douglas Irwin, Petros Mavroidis, 29 July 2008

The WTO's Doha Round talks failed. This column draws lessons from a new book on the history of the WTO's predecessor, the GATT, to show that building and maintaining the global trading system has never been easy. The key ingredient is political leadership, which is evidently lacking at this stage.

Thierry Mayer, 21 April 2008

Finding explanations for cross-country differences in development levels is perhaps one of the most important questions in economics. CEPR DP6798 provides evidence that access to markets, measured as a theory-based index of market potential is an important factor in development.

Oded Galor, Andrew Mountford, 18 February 2008

The last 200 years saw a ‘Great Divergence’ in per capita income, as some countries industrialised while others remained less developed. This column attributes the divergence to international trade. Comparative advantage encouraged industrialising economies to invest in human capital, while non-industrial economies experienced population growth.

Philippe Martin, Thierry Mayer, Mathias Thoenig, 04 January 2008

Civil war is a pivotal challenge for the development of the world’s poorest nations. Recent research finds that trade deters severe conflicts but fosters less severe ones. Here is the logic and evidence.

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