Question

For mathematical convenience, assuming that people are fully rational and self-interested

a. clearly does not mean that people really are fully rational and self-interested all the time.

b. clearly means that people really are fully rational and self-interested all the time.

c. is a practice never followed by economists, but is often followed by psychologists.

d. is a practice always followed by behavioral economists.

e. is a practice that is banned in most states by professional ethics laws.

Answer

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