JAMB Economics Past Questions & Answers - Page 144

716.

The excess profit made by the firm in the short-run is represented by

A.

ORTZ

B.

OPVY

C.

ORTW

D.

ORSX

Correct answer is A

No explanation has been provided for this answer.

718.

The firm portrayed selling in

A.

A purely competitive market

B.

A market in which demand elastic at all prices

C.

An imperfectly competitive market

D.

A market in which companies produce homogeneous commodities

Correct answer is D

No explanation has been provided for this answer.

719.

Consider the following diagram where XYZ represents the average curve of a firm. XY shows that as out put increases the average declines. However, this decline cannot continue indefinitely because

A.

Managerial economies

B.

Indivisibilities

C.

The extent of the market

D.

The pooling of dissimilar risks

Correct answer is B

No explanation has been provided for this answer.

720.

Choose the answer from the option above

Which of the following graphs represents the price-quantity relationship between tea and lemon, if they are perfect complements?

A.

A

B.

B

C.

C

D.

D

Correct answer is B

No explanation has been provided for this answer.