An increase in a firm's scale of production leads to no change in average total cost as long as there are

Suppose society consists of four individuals: Andy, Bill, Carl, and David. Andy has $20,000 of income, Bill has $40,000 of income, Carl has $60,000 of income, and David has $80,000 of income. A utilitarian would argue that

a. taking $1 from Bill and giving it to Carl would increase society's total utility. b. taking $1 from Carl and giving it to Andy would increase society's total utility. c. taking $1 from Carl and giving it to David would increase society's total utility. d. taking $1 from Bill and giving it to David would increase society's total utility.

There are two types of markets in which firms face some competition yet are still able to have some control over the prices of their products. Those two types of market are

a. monopolistic competition and oligopoly. b. duopoly and triopoly. c. perfect competition and monopolistic competition. d. duopoly and imperfect competition.