By John Solomon
How the government's punishing of the exposure of official wrongdoing can linger for years

China followed through Monday on its pledge to allow greater flexibility in exchange rates, but said an appreciation in its currency alone could not rebalance world growth as it urged world leaders to carry out more fundamental reforms.
"The large trade surplus gives the government confidence and room to loosen controls over the exchange rate," Qian said, since a stronger yuan would make Chinese exports more expensive.
"The yuan will gain very soon, but definitely not much. It was more of a strategic maneuver to silence outside criticism," said Qian Qimin, a market analyst at Shenyin Wanguo Securities, in Shanghai.