Economic theorists have given little attention to health-related externalities, such as those involved in the spread of AIDS. One reason for this is the critical role played by psychological factors, such as fear of testing, in the continued spread of the disease. We develop a model of AIDS...

We incorporate reference-dependent worker behavior into a search-matching model of the labor market, in which firms have all the bargaining power and productivity follows a log-linear AR(1) process. Motivated by Akerlof (1982) and Bewley (1999), we assume that existing workers' output falls...

[This item is a preserved copy. To view the original, visit http://econtheory.org/] When a firm decides which products to offer or put on display, it takes into account the products' ability to attract attention to the brand name as a whole. Thus, the value of a product to the firm emanates from...