In long-run competitive equilibrium, which of the following…

In long-run competitive equilibrium, which of the following must be true?Answer: A Explanation: In long-run competitive equilibrium, three conditions must be met: (1) firms maximize profit by producing where P = MC; (2) free entry and exit drive economic profits to zero, meaning P = ATC; and (3) firms produce at the minimum point of their ATC curves to minimize costs. These three conditions together mean that P = MC = minimum ATC. The other options violate at least one of these equilibrium conditions.

Suppose the only three existing manufacturers of video game…

Suppose the only three existing manufacturers of video game players signed a written contract by which each agreed to charge the same price for products and to distribute their products only in the geographical area assigned to them in the contract. This best describes