This global issue is a cause celebre, if only because protest movements have chosen to concentrate on it so much more than on the other issues. It comprises one urgent ones, global investment and competition rules. Some people like to jumble them all up, but that just adds to the confusion.

The triple global issue of international trade, investment, and competition rules demands determined global action. The toughest challenge has to do with rethinking the rich world's enormous agricultural subsidies-and with cutting through the other obstacles and complications that have arisen around the expanded trade agenda.