JAMB Economics Past Questions & Answers - Page 16

76.

The demand for a good is price inelastic if

A.

The price elasticity is less than one

B.

The price elasticity is one

C.

The price elasticity is negative

D.

The price elasticity is greater than one

Correct answer is A

Inelastic demand occurs when a change in demand is less than proportionate change in price. Inelastic demand is less than 1 i.e e < 1

77.

A tariff is a tax imposed on

A.

Consumer goods

B.

Domestic goods

C.

Imported goods

D.

Exported goods

Correct answer is C

A tariff is a tax that a country imposes on its imports, sometimes to protect domestic industries from foreign competition. Therefore, the correct answer is 'Imported goods'.

78.

One benefit a country can derive from the extraction of crude oil is increase in

A.

Population

B.

Employment

C.

Money supply

D.

Demand for imports

Correct answer is B

Extraction of crude oil increase employment or create employment.

79.

The International Bank for Reconstruction and Development(IBRD) performs the following functions except------

A.

Granting long-term loans

B.

Assisting with technical expertise

C.

Reducing tariff among members

D.

Developing human resource

Correct answer is C

The major function of the International Bank for Reconstruction and Development (IBRD) is to grant long-term loans for developmental purposes to member states, provide technical support and expertise at each stage of a project being undertaken, and the development of human resources. 

It is not the job of the IBRD to reduce tariffs amongst its members.

80.

The line labelled M in the diagram above represent

A.

Total cost

B.

Fixed cost

C.

Variable cost

D.

Average cost

Correct answer is B

The curve labelled M represent fixed cost. The fixed do not vary with the level of output.