The author maintains that the expansion of knowledge______.
A. can be considered as a zero-sum game
B. cam be considered as a "win-win" case
C. benefits no party involved
D. benefits only one party involved
Which of the following statements is not in conformity with the authors idea？
A. The international scholarly pecking order has been overturned.
B. Impediments to global mobility can be sometimes protectionist.
C. Educational protectionism is a big mistake like trade protectionism.
D. Academic competition may create a threat to American competitiveness.
微信支付 
支付宝支付