"Das (Wasted) Kapital: Firm Ownership and Investment Efficiency in China", by David Dollar and Shang-Jin Wei.

ECONOMIST: Sources and acknowledgments

"The inflation concern makes the government much more willing to exercise this tool, " said Shang-Jin Wei, Professor of Chinese Business and Economy at Columbia University.

WSJ: China Fines Unilever for Price Comments

One recent study, by an American academic, Shang-Jin Wei, calculated that an increase in the level of corruption from that of Singapore to that of, say, Mexico would be the equivalent of increasing the tax burden on foreign investors by over 20%.

ECONOMIST: Who will listen to Mr Clean?