JAMB Economics Past Questions & Answers

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1.

Use the table below to answer the question below;

The International production set for Nigeria and Austria is;

Products Nigeria Austria
Cocoa 20 tonnes 12 tonnes
Lace 10 metres 8 metres

From the table, it can be deduced that_______

A.

Nigeria should produce cocoa and lace

B.

Nigeria can benefit from producing lace only

C.

Austria should produce lace and Nigeria should produce cocoa

D.

Austria should produce cocoa and lace

Correct answer is C

No explanation has been provided for this answer.

3.

Which of the following is NOT one of the characteristics of developing countries?

A.

High unemployment

B.

Mono-product economy

C.

High capital formation

D.

Low saving

Correct answer is B

Mono-product economy ( an economy that produces one product or commodity) is not a characteristics of developing country. The characteristics are: high level of illiteracy, dependence on agriculture, low savings and investment, low standard of living, population explosion, high death rate etc.

5.

Economics is often described as a science because it

A.

Employs the use of laboratory experiments

B.

Use scientific methods to explain observed phenomena

C.

Make use of controlled experiments

D.

Engages accurate predication of human beings

Correct answer is B

Economics is regarded as a science because it uses scientific methods to build theories that can help explain behaviour of individuals, groups and organisations.

6.

Which of the following must be true to have a closed economy with no government, and yet the value of the investmet multiplier still increase?

A.

Marginal propensity to save has fallen

B.

Actual investment had fallen

C.

Average propensity to invest has fallen

D.

Actual saving has fallen

Correct answer is A

Investment multiplier (K) is a function of two factors; The MPS and MPC. If MPC is high, K will also be high but if MPC is low, K will also be low. on the other hand, If MPS is high, K will be low and if MPS is low, K will be high ( since there is an inverse relationship between MPS and K).

7.

Overpopulation is caused by

A.

Emigration

B.

Disease

C.

Low Literacy rates

D.

War and conflicts

Correct answer is C

The causes of overpopulation are: falling mortality rate, underutilized contraception, lack of female education etc.

8.

The diagram above represent

A.

Structural unemployment

B.

Cyclical unemployment

C.

Voluntary unempployment

D.

Frictional unemployment

Correct answer is B

The dotted line in the graph above represent the upturn and downturn of the econonmy. Therefore, the diagram is cyclical unemployment.

9.

The number of people who are qualified to work and who offered themselves for employment are called

A.

Mobility of labour

B.

Working population

C.

Migrant labour

D.

Labour turnover

Correct answer is B

Working population also known as labour force refers to the total number of persons available to supply the labour for the production of economic goods and service. In other words, it is the total number of people of working age in a country who are able and willing by law to work.

10.

Which of the following will cause an increase in cost of production?

A.

Hyper-inflation

B.

Cost push inflation

C.

Structural inflation

D.

Demand pull inflation

Correct answer is B

Cost push inflation occurs when overall prices increase(inflation) due to increases in the cost of wages and raw materials. It can also occur when higher costs of production decrease the aggregate supply in the economy.