A．International free trade may improve the standard of living all over the world
B．Economists are all in favor of the free trade policy
C．International free trade may create international competition
D．Protectionism has been abolished due to encouraging monopoly, lower quality and higher prices
A．经济中实现了充分就业
B．通货膨胀率为零
C．物价水平保持稳定
D．总供给受到了资源和其他因素的制约
A．自发性消费减少
B．自发性投资增加
C．外国对本国产品的需求减少
D．本国对国外产品的需求增加