Sara looks into her closet and discovers a pair of like-new shoes she no longer wears because they give her blisters. From the economist's perspective, was Sara behaving rationally when she bought those shoes?
A) No. If any of a person's decisions have poor results, that person is irrational.
B) Yes, as long as Sara didn't intentionally purchase blister-causing shoes.
C) No. The rationality assumption states that rational people never make mistakes.
D) It's not clear because psychology, not economics, deals with the rationality assumption.
B
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