Which of the following is an example of an oligopolistic market structure?

A perfectly competitive firm faces a market clearing price of $150 per unit. Average variable costs are at the minimum value of $200 per unit at an output rate of 100 units. Marginal cost equals $150 per unit at an output rate of 75 units

It can be concluded that the short-run profit-maximizing output rate is A) 75 units, at which the firm earns zero economic profits per unit sold. B) 75 units, at which the firm earns $50 in economic profits per unit sold. C) 100 units, because marginal cost equals average variable costs. D) 0 units, because price is less than average variable costs.

If you believe that all workers should be paid the same, you believe in the

A) egalitarian principle. B) productivity standard. C) benefits standard. D) comparative worth principle.