In a model with social influence, Becker (1991) offers an explanation for why popular restaurants with excess demand do not raise their prices. He also offers an explanation for why such restaurants do not increase supply but admits his explanation may be weak. Becker does not provide a formal...

The paper examines a model in which the number of immigrants allowed into a country is the outcome of a costly political lobbying process between a firm and a union. The union and the firm bargain over the wage of natives after the number of immigrants that will be permitted is known. I consider...