JAMB Economics Past Questions & Answers - Page 93

461.

From the graph above P2 in price control situation is referred

A.

Minimum price

B.

Shut-down price

C.

Maximum price

D.

Mark-up price

Correct answer is A

Price control is a limit set by a government on the price that can be charged by companies for particular products or services. From the diagram above, P2 represents the minimum price at which firms can sell their products.

 

The minimum price is the lowest amount companies are allowed by law to charge for their products. It is usually above the equilibrium price.

462.

If additional unit of a variable factor input causes a fall in the marginal product, this implies that

A.

Total product starts declining

B.

Average product has become zero

C.

Diminishing returns has set in

D.

Increasing returns is operating

Correct answer is C

Diminishing returns is the decrease in the marginal output of a production process as the amount of a single factor of production is incrementally increased, while the amounts of all other factors of production stay constant.

463.

A country that is over-populated will face the problem of

A.

Low birth rate

B.

Low per capita income

C.

High wage rate

D.

Full employment

Correct answer is B

No explanation has been provided for this answer.

464.

The interest charged on loans is determined by the __________?

A.

Exchange rate

B.

Fiscal policy

C.

Risk associated with the loan

D.

Rate of production in the country

Correct answer is C

They make money on the interest they charge on loans because that interest is higher than the interest they pay on depositors' accounts. The interest rate a bank charges its borrowers depends on both the number of people who want to borrow and the amount of money the bank has available to lend.

465.

The demand curve faced by a monopolist is_____?

A.

Positively sloped

B.

Vertical

C.

downwards sloping

D.

Negatively Sloped

Correct answer is C

The Demand Curve for a Monopolistic Market is of the same form as a regular Demand Curve. It is downward sloping because of the Substitution Effect, the Income Effect, and the Law of Declining Marginal Utility.