The market for Chinese contemporary art has developed at a feverish pace, becoming the single fastest-growing segment of the international art market. Since 2004, prices for works by Chinese contemporary artists have increased by 2,000 percent or more, with paintings that once sold for under $50,000 now bringing sums above $1 million. Nowhere has this boom been felt more appreciably than in China, where it has spawned massive gallery districts, 1,600 auction houses, and the first generation of Chinese contemporary-art collectors.This craze for Chinese contemporary art has also given rise to a wave of criticism. There are charges that Chinese collectors are using mainland auction houses to boost prices and engage in widespread speculation, just as if they were trading in stocks or real estate. Western collectors are also being accused of speculation, by artists who say they buy works cheap and then sell them for ten times the original prices-and sometimes more.Those who entered this market in the past three years found Chinese contemporary art to be a surefire bet as prices doubled with each sale. Sotheby’s first New York sale of Asian contemporary art, dominated by Chinese artists, brought a total of $13 million in March 2006; the…