As world delegates tried in Bonn (9-11 April to revive the climate-change talks that collapsed in Copenhagen, the USA and other rich countries were working on protectionist carbon tariffs that will harm their own economies and harm the poor even more. On top of that, these "border measures" or "adaptation mechanisms" will not even have much effect on emissions.

China makes iPods, but the value it adds is only $4 for a $150 Apple iPod. Is trade with China a bad thing?

China demonstrates the virtues of economic interdependence and a globalised economy

Europe's trade barriers hamper trade and economic recovery.