In this class, when we dealt with competitive firms, we always assumed increasing marginal costs. For monopolies and oligopolies, we sometimes had constant marginal costs and sometimes increasing marginal costs. What is the problem when a competitive firm has constant marginal costs? Suppose employers in a market discriminate based on an individual characteristic that is both relevant to the job and correlated with the race of applicants. By doing so they disproportionately screen out members of one race. ls banning discrimination based on this characteristic likely to reduce the racial disparity in employment? Discuss