CLASSIC STUDY OF AMERICAN LABOR ECONOMICS "This book outlines an evolutionary and behavioral theory of value based on data drawn from court decisions. Analyzing the meaning of reasonable value as defined by the courts, Commons finds that the answer is based on a notion of reasonable conduct. Expanding this point to encompass the habits and customs of social life, he shows that court decisions are based on customs that are powerful forces shaping the economic system. John R. Commons has contributed in one way or another to practically every piece of social and labor legislation that has been...