Humans are social creatures that interact in a number of different and at least partially independent social settings, such as work, home, social and political organizations, and church. In each setting one has an identity, or set of identities, which one is called upon to achieve. To obtain and...

Given increasing obesity rates, fingers are often pointed at quot;big foodquot; and their marketing practices. Restaurant meals are indeed larger than home-cooked meals, and portion sizes have increased. We consider constrained quot;socially optimalquot;-rather than decentralized...

In the debate over increasing obesity rates, fingers are often pointed at big food and their marketing practices. It is noted that restaurant meals are often larger than home-cooked meals and that portion sizes in restaurants have dramatically increased over the past few years. We investigate...