a. What is the marginal social cost when the total number of rides is 30?
b. What is the marginal cost for each supplier when the total number of rides is 30 and how many rides does each of the firms supply?
The table gives the supply schedules of hot air balloon rides for the only sellers in the market, Xavier, Yasmin, and Zack.

Transcribed Image Text:

Quantity supplied (rides per week) (dollars per ride) Xavie YnZack 100 90 80 70 60 50 40 30 25 25 20 20 15 15 10 10 15 10