Since 1978, China has engaged in an unprecedented and wildly successful experiment, moving gradually from a command economy to one based on markets; in small steps transforming a system where administrators controlled the goods that were produced to one where prices allocate resources. There were surely miscalculations along the way. But, even big blunders could largely be concealed. Until now!
What has changed in recent months? The day has come for China to become more closely integrated into the global financial system, and this has a number of implications. The most important is that as prices and quantities of financial assets (rather than goods) are determined in markets, bureaucrats lose a great deal of control. But, as recent events very clearly demonstrate, Chinese authorities are reluctant to let go....
Ask a well-educated person which country boasts the largest equity market and you’ll usually get the right answer: the United States. Ask which country has the second largest market and you’re likely to get a range of answers: Japan? Britain? Germany?
The answer is China. In terms of annual trading volume, China's equity market has been #2 since 2009. Measured by total market capitalization, it has been #2 for seven of the past nine years....
Why should this matter now? First, because it highlights the extraordinary spread of market-based finance in a country led for more than 65 years by its communist party.... Second, because the growth in Chinese equity markets comes with sizable risks. Recent experience drives home this point....