【简答题】The Questions (1) Whose decisions in the story were taken in selfinterest? (2) Whose decisions turned out to be in the social interest? (3) Did any of the decisions harm the social interest?
【单选题】If the U.S. Surgeon General announces that increased wheat consumption could cause heightened anxiety levels among children and adults, what happens to the equilibrium price and quantity of shredded w...
A.
The equilibrium price rises and the equilibrium quantity increases.均衡价格上涨,均衡量上升。
B.
The equilibrium price falls and the equilibrium quantity decreases.均衡价格下降,均衡量下降。
C.
The equilibrium price rises and the equilibrium quantity decreases.均衡价格上涨,均衡量下降。
D.
The equilibrium price falls and the equilibrium quantity increases.均衡价格下降,均衡数量增加。