The case for stabilizing China's exchange rate against the dollar is strong. Before 2005 when the yuan/dollar rate was credibly fixed, it helped anchor China's domestic price level. But gradual RMB appreciation from July 2005 to July 2008 created a "one-way-bet" that disordered China's financial...

Japan still suffers a deflationary hangover from the great episodic yen appreciations of the 1980s into the mid-1990s. Money wages are still declining, and short-term interest rates remain trapped near zero. After Japan's "lost decade" from 1992 to 2002, however, output has begun to grow...