FINANCE

minimizing total variable costs.

Exhibit 24-4

 

 

 

Price

 

Quantity

Demanded

 

Fixed Cost

 

Variable Cost

 

Total Revenue

 

 

Total Cost

 

Marginal Revenue

 

Marginal Cost

$100 0 $10 $0 (D) (I)    
  90 1  10 25 (E) (J) (N) (S)
  80 2  (B) 65 (F) (K) (O) (T)
  (A) 3  10 130 225 (L) (P) (U)
  60 4  10 (C) (G) 220 (Q) (V)
  50 5  10 310 (H) (M) (R) (W)

 

 

____  15.   Refer to Exhibit 24-4. The profit-maximizing single-price monopolist’s maximum profit is

a. $70.
b. $85.
c. $110.
d. $130.
e. $140.

 

 

____  16.   Refer to Exhibit 24-4.  What dollar amounts go in blanks (A), (B), (C), (D), and (E), respectively?

a. $70; $10; $90; $10; and $130
b. $90; $70; $50; $30; and $10
c. $25; $10; $10; $30; and $50
d. $75; $10; $210; $0; and $90

 

 

____  17.   Refer to Exhibit 24-4.  What dollar amounts go in blanks (O), (P), (Q), and (R), respectively?

a. $90; $80; $53.33; and $60
b. $90; $70; $50; and $30
c. $70; $65; $15; and $10
d. $0; $90; $160; and $210

 

 

Exhibit 24-8

 

 

Quantity

Total Revenue  

Total Cost

2 $200 $150
3 $270 $175
4 $328 $205
5 $375 $252
6 $390 $312

 

 

____  18.   Refer to Exhibit 24-8. A profit-maximizing single-price monopolist will set the price at

a. $90 per unit.
b. $82 per unit.
c. $65 per unit.
d. $75 per unit.
e. There is not enough information provided to answer this question.

 

 

____  19.   When the monopoly firm sells two units of its product, it earns total revenue of $260 and it incurs a total cost of $210. If its marginal revenue for the second unit was $110, what was the marginal revenue of the first unit?

a. $100
b. $150
c. $133
d. $220
e. There is not enough information to answer the question.

 

 

Exhibit 24-9

 

  Quantity Sold  
Price (units) Total Cost
$10 10 $80
9 20  100
8 30 130
7 40 170
6 50 230
5 60 300
4 70 380

 

 

____  20.   Refer to Exhibit 24-9. A single-price monopolist that seeks to maximize profits will sell __________ units and charge a per-unit price of __________ dollars.

a. 20; 9
b. 40; 7
c. 50; 6
d. 10; 10
e. 7; 40

 

 

____  21.   Refer to Exhibit 24-9. A single-price monopolist earns a total profit of __________ when it produces and sells 20 units of its good.

 

a. $80.
b. $100.
c. $30.
d. $61.
e. $49.

Some monopolistic competitive firms may earn positive economic profits in the long run because of

 

a. product differentiation.
b. many buyers and sellers.
c. easy entry and exit.
d. b and c
e. all of the above

Because of one assumption in the theory of monopolistic competition, the excess capacity theorem exists. What is the assumption?

a. There are many sellers and buyers.
b. Each firm produces and sells a slightly differentiated product.
c. There is easy entry into the industry.
d. There is easy exit from the industry.

 

 

____  30.   In monopolistic competition, firms can compete in terms of

a. price.
b. quality of product.
c. service.
d. location.
e. all of the above

 

 

____  31.   A monopolistic competitor has a demand curve that is ___________ elastic than a perfectly competitive firm’s demand curve and ______________ a monopolistic firm’s demand curve.

a. less; more elastic than
b. less; less elastic than
c. more; more elastic than
d. less: equally as elastic as

 

 

Exhibit 25-7

 

 

  Quantity Sold  
Price (units) Total Cost
$10 100  $600
9 200  1,100
8 300 1,400
7 400 1,800
6 500 2,400
5 600 3,200
4 700 4,200

 

 

____  32.   Refer to Exhibit 25-7. Fixed costs are equal to.

a. $0.
b. $100.
c. $600.
d. $590.
e. There is not enough information given to answer the question.

 

 

____  33.   Refer to Exhibit 25-7.  The marginal cost of the 700th unit produced equals

a. $8.
b. $100.
c. $5.
d. $10.
e. $6.

 

 

____  34.   Refer to Exhibit 25-7.  The marginal revenue of the 700th unit produced equals

a. $8.
b. $80.
c. -$2.
d. -$20.
e. $2.

 

 

Exhibit 25-8

 

 

 

 

Quantity

Total Revenue  

Total Cost

2 $140 $100
3 $180 $110
4 $200 $130
5 $200 $160
6 $180 $200

 

 

____  35.   Refer to Exhibit 25-8. A profit-maximizing monopolistic competitive firm will produce ______________ units of output and charge a price of

 

a. 3; $60.
b. 4; $50.
c. 5; $40.
d. 6; $30.

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