Assume that linen pants are a normal good and consumer income rises. If the supply of linen pants remains constant, producer surplus:
A. will decrease.
B. will increase.
C. will remain constant.
D. may increase or decrease depending on the amount of the price increase.
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Suppose that the government sets a maximum price for insulin below the equilibrium price:
A. there will be an efficient level of insulin produced.
B. there will be excess supply of insulin.
C. total surplus will be lower than it would be at the market equilibrium price.
D. total surplus will be greater than it would be at the market equilibrium price.
At the market equilibrium, resources are allocated efficiently because:
A. the marginal cost of producing another unit is equal to zero.
B. the price buyers pay accurately reflects the marginal cost of the resources used to produce the good
C. the price buyers pay is greater than sellers' willingness to sell.
D. all of the above.
The consumer surplus of electric toothbrushes can be decreased by:
A. a shift in the supply curve for electric toothbrushes due to a cheaper production process.
B. a fall in the price of electric toothbrushes.
C. government imposed price ceilings on electric toothbrushes
D. a rise in the price of electric toothbrushes.
用选择法对10个整数排序。请编写C语言程序，提交源程序代码及运行结果图片。
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