The Assumption That Individuals Act Rationally Implies That People

Multiple Choice

The assumption that individuals act rationally implies that people:

A) think only of themselves and disregard the well-being of others.
B) undertake all those activities that do not have any marginal benefit.
C) only consider the costs of an activity to decide whether it is worthwhile.
D) perform charitable deeds only if the cost is high for the benefactor.
E) people implicitly calculate the costs of and the benefits from an activity to decide if it is worthwhile.