JAMB Economics Past Questions & Answers - Page 172

856.

If a firm is faced with an elastic supply curve, its revenue will

A.

Be supplied at a higher price

B.

Double at a higher price

C.

Increase by more than the percentage increase in price

D.

Equal percentage change in price

Correct answer is C

No explanation has been provided for this answer.

857.

Ranking is the method use in measuring

A.

marginal utility

B.

Ordinal utility

C.

Cardinal utility

D.

Total utility

Correct answer is B

In ordinal utility, the satisfaction a consumer obtains after consuming various commodity cannot be measured in numbers, but can be ranked  in order of preference. Ordinal utility uses rankings instead of values.

858.

Minimum price legislation by government will

A.

Reduce supply

B.

Increase supply

C.

Reduce demand and create surplus

D.

Increase demand and create scarcity

Correct answer is D

To prevent prices from falling further, the government may adopt 'minimum price legislation' to protect the interests of farmers or producers or suppliers. The immediate effect of this price ceiling is the emergence of excess demand or persistent shortage of the commodity.

859.

When a consumer is at equilibrium, the MRSxy is equal to the

A.

Sum of the prices

B.

Product of the two prices

C.

Ratio of the two prices

D.

Difference of the two prices

Correct answer is A

No explanation has been provided for this answer.

860.

In the process of production, total output is at maximum when

A.

MP=0

B.

MP > 0

C.

AP = 0

D.

AP > 0

Correct answer is A

When the MP becomes zero, Total Product reaches its maximum.