modern economies are neither completely free market nor planned. (PRK，NZL)
(in econ)there are no solutions, only trade-offs
funny money: on your marx...get set...revolt!
> 去十分钟速成课：经济学 第一季的论坛
other school of economic thought(豆昏昏)
2008 financial crisis (豆昏昏)
lending and borrowing are big deal (豆昏昏)
monetary policy (豆昏昏)