单项选择题

In developed economies, service industries______.

A．tend to employ an increasing number of people
B．cause problems for the white-collar unions
C．employ more people than manufacturing industries do
D．try to reduce their employees and to combat rising costs

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热门试题

单项选择题

The author suggests that economics is concerned with______.

A．explaining to bankers the consequences of price changes
B．giving the same financial considerations as banking
C．trying to understand why some prices rise faster than others
D．understanding the effect of relative price changes

单项选择题

In the author's view, the assertion that money would be useless on a desert island______.

A．illustrates one limitation to the importance of money
B．is only of importance to people stranded in some places
C．tells us nothing of interest or significance about money
D．proves that there are many situations in which money is irrelevant