Selfishness, altruism, and rationality

摘要: Why do we volunteer time? contribute money? Why, even, vote, if the effect of a single vote is negligible? Rationality-based microeconomic models are hard-pressed to explain such social behavior, but Howard Margolis proposes solution. He suggests that within each person there two selves, one selfish and other group-oriented, individual follows Darwinian rule for allocating resources between those selves. "Howard Margolis's intriguing ideas . provide an alternative crude rational choice have dominated economics political science too long."—Times Literary Supplement