Suppose You Are the Manager of a Plastic Recycle Industry

Suppose you are the manager of a plastic recycle industry. In the industry, there are 5 large recycling firms and 20 small firms. You are aware that the large firms have a marginal benefit curve from industrywide advertising that lies above the small firms' marginal benefit curve. Which of the following payment plans is least likely to create discord across the participating firms?

A) Place the large firms into Group 1 and the small firms into Group 2 and require the firms in each respective group to pay the same amount with the firms in Group 1 paying a fee that is smaller than the fee paid by Group 2 firms.
B) Have each firm pay the exact same fee.
C) Have each firm pay the average marginal benefit of industrywide advertising across all firms.
D) Place the large firms into Group 1 and the small firms into Group 2 and require the firms in each respective group to pay the same amount with the firms in Group 1 paying a fee that is greater than the fee paid by Group 2 firms.