Question

1. A perfectly competitive firm will continue producing in the short run as long as it can cover its:

A.total cost.
B.average total cost.
C.average variable cost.
D.average fixed cost.

2. A perfectly competitive firm will earn a profit and will continue producing the profit-maximizing quantity of output in the short run if price is:

A.greater than marginal cost.
B.less than marginal cost.
C.less than average variable cost.
D.greater than average total cost.

3. Monopolistic competition is an industry characterized by:

A.a product with many close substitutes.
B.a horizontal demand curve.
C.a small number of firms.
D.barriers to entry and exit.

4. If a perfectly competitive firm increases production from 10 units to 11 units, and the market price is $20 per unit, total revenue for 10 units is:

A.$10.
B.$20
C.$200.
D.$210.

5. The demand curve facing a monopolist is:

A.horizontal, the same as that facing a perfectly competitive firm.
B.downward sloping, the same as that facing a perfectly competitive firm.
C.upward sloping, the same as that facing a perfectly competitive firm.
D.downward sloping, unlike the horizontal demand curve facing a perfectly competitive firm.

6. Suppose that a monopolist increases production from 10 units to 11 units. If the market price declines from $30 per unit to $29 per unit, marginal revenue for the eleventh unit is:

A.$1.
B.$9.
C.$19.
D.$29.

7. Most electric, gas, and water companies are examples of:

A.unregulated monopolies.
B.natural monopolies.
C.restricted-input monopolies.
D.sunk-cost monopolies.

8.If a perfectly competitive firm is producing a quantity that generates P > MC, then profit:

A.is maximized.
B.can be increased by increasing the price.
C.can be increased by decreasing the price.
D.can be increased by increasing production.