The widely held belief that China overinvests is based on flawed figures

China's investment Dim sums Economist.com:
CHINA'S national bird, it is said, is the crane. They loom all over cities, as ever more skyscrapers, car factories and steel plants are constructed. Concern that the investment boom is out of control has forced the government to clamp down on new projects. As a result, investment in fixed assets was up “only” 24% in the year to September, down from growth of more than 30% earlier this year.