Adam Minter, Columnist

The Great Firewall Is a Trade Barrier

And the U.S. should be thinking about saying so at the WTO.

China's latest target.

Photographer: LIONEL BONAVENTURE/AFP/Getty Images
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The San Francisco-based photo-sharing site Pinterest would seem to rank low on the list of potential threats to China. Beloved by fashion designers, photographers, cooks and hobbyists, the seven-year-old website is a global hub for the sharing of images, trends and ideas on topics ranging from living-room design to what to cook at your Saturday barbecue.

QuickTake Free Trade and Its Foes