题目内容

当边际收益递减规律发生作用时,总成本曲线开始()

A以递增的速率下降
B. 以递增的速率上升
C. 以递减的速率下降
D. 以递减的速率上升
E. 先递减后上升

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挤出效应在以下哪种情况下会比较突出()

A. 私人投资对利率变动比较敏感的经济社会
B. 储蓄者对收入敏感的经济社会
C. 投机者对利率变动敏感的经济社会
D. 私人投资对利率变动不敏感的经济社会

As well as improving its public image, a Fairtrade company will

A. sell more.
B. attract more talented staff.
C. attract well-informed consumers.

If producers are successful, they will also

A. invest in the economy.
B. become the people who buy products.
C. be able to supply more coffee.

Even though a country may increase its wealth through business, this does not guarantee

A. it can compete internationally.
B. everyone receives the benefits.
C. social justice.

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