21) John has a math test tomorrow. He has decided to go to the gym today and then study math
for several hours. Which of the following statements is TRUE?
A) John did not use the economic way of thinking because his decision on how to allocate his
time did not involve money.
B) John’s decision on how to allocate his time is inconsistent with the rationality assumption
since he has decided to go to the gym.
C) John’s decision on how to allocate his time is consistent with the rationality assumption since
the decision is intended to make him better off.
D) John’s decision does not involve his pursuit of self-interest.
22) People behave rationally when they
A) follow the advice of government leaders.
B) never have regrets about their decisions.
C) make decisions they think will make themselves better off.
D) make decisions with a focus only on financial outcomes.
23) Which of the following is a TRUE statement about the economic assumption of rationality?
A) Individuals who are rational necessarily ignore the interests of others.
B) Individuals generally act as though they are rational.
C) Individual behavior may be irrational but group behavior is always rational.
D) People make decisions as if they are most selfish in the world.