=+a. First, suppose that c 5 1 for all restaurant owners, that w 5 15 and r 5 20, that there is a fixed weekly cost $4,320 of operating a restaurant, and the industry is in long-run equilibrium.

Determine the weekly number of hamburgers sold in each restaurant, the price at which hamburgers sell, and the number of restaurants that are operating. (If you have done exercise 14.4, you should be able to use your results from there.)