A teacher tells her students that she will give them a riddle that each student has to solve separately and then announce his or her answer in the class. Those who get the correct answer will get a gift

Kate, a student in the class, decides to give the answer that most students give, although the answer she gets from solving the riddle is quite different. This is an example of ________. A) adverse selection
B) moral hazard
C) a pecuniary externality
D) an information cascade

D

Economics

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In the long run, ________ differences in economic growth rates result in ________ differences in GDP per capita

A) small; no B) small; large C) large; no D) large; small

Economics

Currency traders expect the value of the dollar to rise. What effect will this have on the demand for dollars and the supply of dollars in the foreign exchange market?

A) Demand for dollars will decrease, and supply of dollars will increase. B) Demand for dollars will decrease, and supply of dollars will decrease. C) Demand for dollars will increase, and supply of dollars will increase. D) Demand for dollars will increase, and supply of dollars will decrease.

Economics