When people make rational choices, they
A) do not consider their emotions.
B) weigh the costs and benefits of their options and act to satisfy their wants.
C) are necessarily making the best decision.
D) necessarily make a decision in the social interest.
E) behave selfishly.
Question 2
Everything else equal, if the dollar appreciates against the Chinese yuan:
A) China will stop trading with the U.S.
B) China will export more to the U.S. and will import less from the U.S.
C) the Chinese government will sell yuan in the foreign exchange market.
D) China will import more from the U.S. and will export less to the U.S.
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