Q1. Assume the market shares of the six largest firms in an industry are 12 percent each. Calculate the six-firm concentration ratio and Herfindahl-Hirschman index for this industry. What does each of these measures have to say about the degree of concentration in the industry? Explain.
Q2. Assume good X is produced in a monopolistically competitive market. In addition, each of the firms in the industry uses essentially the same technology. Competitors distinguish their individual products primarily through persuasive advertising. Assume that one of the firms in the market discovers a new production process that substantially reduces the average costs of production. Analyze the effects of this discovery o n long-run equilibrium in the market. Use a graph to show your answer.