In which culture people do not use metaphorical expressions in every day conversation（）
Arabic culture
B. American culture
C. Middle Eastern culture
D. African-American culture
查看答案
Inflation reduces（）
A. the price level
B. employment
C. the money supply
D. the purchasing power of money
优质的英文表达正确的为（）
A. superior quality
B. great quantity
C. inferior quality
D. reasonable quality
Suppose that Rebecca throws her soda bottle out the car window and it smashes on the road. Jim drives over the broken glass and gets a flat tire. Rebecca’s soda consumption has resulted in（）
A. the production of a public good
B. an externality
C. monopoly power for Rebecca
D. greater efficiency in consumption
Opportunity costs most often increase as you move down a production possibilities frontier because（）
A. resources are not completely adaptable to alternative uses
B. factors of production are limited and human wants are unlimited
C. efficiencies are generated by large-scale production
D. economic efficiency is only possible in the short run
微信支付 
支付宝支付