The Sunday Times magazine has a long article on the Chinese-US economic relationship and illustrates how we got to where we are today. One interesting nugget that I had not appreciated previously is the extent to which Chinese industry has amassed its own savings stockpile, spurred by government subsides:

If you think of the exports as the first link in the causal chain, the resulting pile of Chinese savings is the second. Much of this savings has been by the corporate sector, which is subsidized by the government in all sorts of ways (an undervalued currency, low interest rates, cheap energy). The economic boom brought big profits, and companies held on to much of them. The government has also increased its savings in this decade by collecting more taxes and, until the financial crisis, running a budget surplus. And households increased their own savings in the 1990s, in reaction to the dismantling of many bloated state-run companies and the cradle-to-grave benefits, known as the “iron rice bowl,” they once provided to their workers