Economics Revision kit Questions Nov 2017


(a) Explain the following types of development plans:

(i) Short term plans. (1 mark)

(ii) Medium term plans. (1 mark)

(iii) Long term plans. (1 mark)

(b) Highlight three exceptions to the law of diminishing marginal utility. (3 marks)

(c) Describe four functions of money in an economy. (4 marks)

(d) Enumerate five advantages and five disadvantages of a planned economic system. (10 marks)
(Total: 20 marks)


(a) Analyse the relevance of interest rates in an economy. (5 marks)

(b) Examine eight policy measures that could be adopted to minimise the problem of rising external debt in developing countries. (8 marks)

(c) The data provided below relate to the quantities demanded of commodities A, B and C at different price levels:

Commodity A Commodity B Commodity C
Unit Price


Quantity demanded


Unit Price


Quantity demanded


Unit Price


Quantity demanded


75 923 14 350 28 540
52 1,568 21 620 24 600


(i) Elasticity of demand for commodities A, B and C. (6 marks)

(ii) Using the results obtained in (c) (i) above, advise the government on the commodity that should be considered for a tax increase. (1 mark)
(Total: 20 marks)


(a) Outline four factors that determine the supply of labour in an economy. (4 marks)

(b) With the aid of well labelled diagrams, analyse the effects of each of the following situations on the market equilibrium price and quantity of an agricultural product X:

(i) A reduction in the price of product Y which is a close substitute for product X. (4 marks)

(ii) A successful promotional campaign producers showing the nutritional benefits of product X. (4 marks)

(iii) Discovery of a new use for product X consumers, accompanied bad weather condition. (4 marks)

(iv) Simultaneous increase in government subsidy on product X accompanied a reduction in the price of the substitute product Y. (4 marks)
(Total: 20 marks)


(a) State five advantages and five disadvantages of a perfectly competitive market structure. (10 marks)

(b) Using appropriate illustrations, describe consumer equilibrium under the following approaches to the theory of consumer behaviour:

(i) Cardinal approach. (5 marks)

(ii) Ordinal approach. (5 marks)

(c) Highlight ten problems that are faced the agricultural sector in developing countries. (10 marks)
(Total: 20 marks)


(a) The data below relate to the total cost function of’ a firm operating under perfect competition:

C = 5,000 + 500Q + 150Q^2+ 5Q^3

C = Total cost in thousands of shillings.
Q = Output in units.

Assuming an output level of 10 units, determine:

(i) Total cost of production. (1 mark)

(ii) Average variable cost of production. (2 marks)

(iii) Marginal cost of production. (2 marks)

(b) Explain five advantages of implementing exports promotion strategy in developing countries. (5 marks)

(c) Highlight ten problems that are faced the agricultural sector in developing countries. (10 marks)
(Total: 20 marks)


(a) With the aid of a diagram, explain the term “surplus” as applied in the theory of market equilibrium. (4 marks)

(b) Analyse six factors that influence the cost behaviour of a firm. (6 marks)

(c) Using well labelled diagrams, distinguish between “inflationary gap” and “deflationary gap” as used in national income statistics. (10 marks)
(Total: 20 marks)


(a) Explain the difference between “inelastic demand” and “unitary elasticity of demand”. (2 marks)

(c) The data provided below represent estimated national income figures for a hypothetical economy in millions of shillings:

Gross National Product (at market price)         3,992
Depreciation allowance                                          570
Indirect taxes less subsidies                                  524
Business taxes                                                          214
Personal income taxes                                            763
Government transfers                                            693
Retained profit                                                         230

(i) Net National Product at market price. (2 marks)

(ii) Net National Product at factor cost. (2 marks)

(iii) Personal income. (2 marks)

(iv) Disposable income. (2 marks)

(d) Outline six challenges encountered economic planners when using the income approach to estimate the level of national income in developing countries. (6 marks)
(Total: 20 marks)

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