The purpose of this paper is to explain the main social and economic facts concerning obesity in a way that substantially improves upon existing economic theory. In contrast to existing theory, a number of recent health science writers have explained persuasively that weight gain or loss is not...

We discuss the literatures on behavioral economics, bounded rationality and experimental economics as they apply to firm behaviour in markets. Topics discussed include the impact of imitative and satisficing behavior by firms, outcomes when managers care about their position relative to peers,...