It is an understandable example. But in econs there is called a comparative advantage. USA should focus on areas they are good at and China as well. Then they trade.
If not, Sinkapore is a doomed case... no hard resources, no size, 60% are duds...
There are 2 kinds of atb students. One who is dud and goes c-grade schools in sinkapore and matland especially. The other is good, industrious kind. We should attract the latter.