The table shows the demand schedule for a particular product.

Quantity Price
0 16
1 14
2 12
3 10
4 8
5 6
6 4
7 2
8 0

Suppose the market for this product is served by two firms that have formed a cartel. If the marginal cost of production is $4 and the fixed cost is $6, the combined profit of the cartel will be .

Suppose that a candy maker owns a building and is renting part of the building's space to a doctor. further suppose that because the candy maker is the owner, he has the right to make noise during the day while he makes candy. while the doctor cannot insist on a quiet environment, the doctor could move to a quieter building. however, rent in the next best building is $350/month more than rent in the noisy building. the candy maker can adopt a new technology that eliminates the noise for $275/month. given this situation, can the doctor find a private solution with the candy maker that will make both better off?