第1章经济学基础知识
A.导言
为什么要学习经济学？      给出你的答案！
For fun
REASONS TO STUDY ECONOMICS 1. Economists are armed and dangerous: "Watch out for our invisible hands."
2. You can talk about money without ever having to make any. 3. Mick Jagger and Arnold Schwarzenegger both studied economics and look how they turned out.