The UBS Chief China Economist elaborates on Making Sense of China's Economy in a new book. Here is an excerpt.
The easiest thing I can think of to help sustain growth well into the 21st century. In the poorest rural counties, make sure the kids aren't losing IQ points because of lack of nutrition. If they aren't getting the right nutrition, then make sure to intervene. There is a huge economic difference if the average IQ of a population is 100 rather than 96.