题目内容
（请给出正确答案）
The free-rider problem arises because______.
A．private goods are not correctly priced in the market place
B．it is possible for an individual to consume public goods without him paying for them
C．the cost of producing public goods is too high
D．private goods may also be public goods
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更多“The free-rider problem arises …”相关的问题
Why does the professor mention the "free-rider" problem？
A．To review a concept he explained in class
B．To give the student a plan to solve her problem
C．To clarify the problem the student is facing
D．To explain a benefit of working in groups
A.slow
B.boring
C.dynamic
D.detailed
A.How to motivate employees
B.How to reduce theft in the stores
C.How to reduce theft on the company’s website
D.How to hire more qualified employees
E.How to evaluate the competition
You read the whole article carefully______.
A．to get all the headings
B．to see how the problem is discussed
C．to name problems
D．to think about the title
The author thinks that worry___________
A．never does any good in solving problems
B．is a form. of emotional distress commonly found among people
C．makes people more considerate
D．drives people more active
Paragraph 4______________
A. What medications treat alcoholism？
B. What are drinking problems？
C. Can alcoholism be cured？
D. Does alcoholism treatment work？
E. What iS alcoholism？
F. Can alcoholism be treated？
A．Remove George from the committee immediately.
B．Warn George that his attendance problem is serious.
C．Offer to help George during the meeting.
D．Telephone George to sec if he's coming to the meeting.
The last sentence of this passage probably means______.
A．the traditional strategy of problem solving will be totally abandoned by future managers
B．fewer executives will use traditional decision making strategies as multi-national companies develop
C．senior executives will be the ones who will regard the company as a big picture
D．traditional decision-making strategies will do harm to globalization
The purpose of adding leg exercises to arm exercises is to ______.
A．compensate for a problem brought by arm exercises
B．make the whole body balanced
C．prevent fatigue
D．lose weight
According to the author, feeling depressed is______．
A．a sure sign of a psychological problem in a child
B．something hardly to be expected in a young child
C．an inevitable phase of children' s mental development
D．a mental state present in all humans, including children
