上期真题答案：1.A 2.D 3.D 4.D 5.C
接下来是今天的真题，一起练起来呀~
1.Which government policy might limit the rationing function of the price mechanism?
A the imposition of tariffs on imported consumer goods
B the levy of indirect taxes at varying rates on different goods
C the payment of subsidies to food producers
D the setting of maximum prices for rented housing
2. The diagram shows the demand curve, DD1, and the supply curve, SS1, for eye operations.
The operations are provided free to the consumer. Which statement is correct?
A Consumer surplus from the operations is ODD1.
B The equilibrium price is P.
C The equilibrium price is in determinate, because the supply curve is vertical.
D The equilibrium price is zero
3. The table below shows the world prices ($/tonne) ofvarious fruits for a two-year period.
Which one of the following is supported by the data?
A The earnings of orange growers will have decreased between Year 1 and Year 2 if the demand for oranges is price elastic.
B The trend in the price of apples between Year 1 andYear 2 will encourage apple growers to increase output.
C The price elasticity of demand is lowest for pears.
D Total revenue from the sale of grapes will have fallen between Year 1 and Year 2 if the demand for grapes is price inelastic.
4. Between2006 and 2007, the price of skimmed milk powder on the world market rose from $1000 per tonne to $2400 per tonne. Assuming that the market is a free market,what will result from the price change?
A Consumerswill buy more complements to skimmed milk powder.
B Farmers will increase the size oftheir dairy herds to supply more milk.
C Firmsprocessing milk into skimmed milk will switch to producing substitutes.
D Governments will introduce a system of rationing.
5. Demand and supply in a competitive market both decreaseby 10% at all prices. What will be the effect on the equilibrium price and quantity sold?
