> China is unified ethnically -- basically 91% Han and extremely nationalistic.

The Chinese people who have the freedom to express their views, in Taiwan and formerly in Hong Kong, weren't so nationalistic. Can you back up your assertion about the rest?

Also, nationalism is global trend; there is no correlation with whatever China does.

> It is just not the case that poorer nations grow faster than richer nations

I think you know that's not what anyone was saying.