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August 2021

Unit: Economics

23 Questions

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Questions

1a
Demand, supply and determination of equilibrium
​ ​​ (i) Highlight four factors that determine the supply of a good or service.
(ii) Using appropriate diagrams, explain the difference between "a movement along a supply curve" and "a shift in a supply curve".
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1b
National income
​​Explain the following terms in relation to labour as a factor of production:

(i) Participation rate.
(ii) Real wages.
(iii) Labour productivity.
(iv) Derived demand.
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2a
Demand, supply and determination of equilibrium
​​Explain the term "marginal factor cost".
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2b
Demand, supply and determination of equilibrium
​​The government has given a subsidy on the consumption of commodity Y.
Using a diagram for illustration, explain the effect of the above action on market equilibrium for commodity Y.
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2c
Economic growth, economic development and economic planning
​​Justify five reasons why devaluation in developing countries tends to be inflationary.
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2d
National income
​​With the help of a well labelled diagram, distinguish between "economic rent" and "quasi rent"

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2e
National income
​​Using a suitable example, explain the term "transfer payments"
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3a
Economic growth, economic development and economic planning
​​Highlight six economic factors that may contribute to poor performance of the agricultural sector in developing countries.
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3b
National income
​​With the aid of an illustration, describe the circular flow of income for a closed economy with the existence of the government.
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3c
Money and banking
​​Analyse three factors that may limit independence of the central bank in carrying out its mandate in an economy.
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4a
Demand, supply and determination of equilibrium
​​Identify three uses of consumer surplus.
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4b
Economic growth, economic development and economic planning
​​With the help of a diagram, explain the marginal efficiency of capital
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4c
National income
​​Highlight five implications of a deflationary gap in an economy.
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4d
Demand, supply and determination of equilibrium
​​Given the demand function:
Quantity (Q) = 40 + 15Q - 2Q2 + 10 / Q

Required:
(i) Point elasticity of demand

When;
Price (P) = 10 , Quantity (Q) = 75

(ii) Interpret your results.
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5a
Money and banking
​​Highlight five advantages of using a free exchange rate system in an economy.
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5b
Demand, supply and determination of equilibrium
​​Collusive practices may be undermined by price wars.
Assess three benefits that might accrue to consumers as a result of price wars by firms.
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5c
National income
​​You have been provided with the following data for country Z:

Gross national product at current market prices $400 million
Price subsidies $10 million
Depreciation $24 million
Indirect taxes $60 million

Required:
Determine the value of each of the following
(i) Gross national product at factor cost.
(ii) Net national product at factor cost.
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5d
Money and banking
​​Discuss three roles played by the International Monetary Fund (IMF) in the world economy.
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6a
Demand, supply and determination of equilibrium
​​(i) Explain the term "price discrimination".
(ii) Using examples in each case, examine three types of price discrimination.
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6b
Economic growth, economic development and economic planning
​​Identify four effects of Covid-19 pandemic on the world economy.
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6c
Economic growth, economic development and economic planning
​​(i) Define the term "free enterprise economic system."
(ii) Highlight four economic advantages of free enterprise economic system.
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7a
Money and banking
​​(i) Explain the term "credit creation".
(ii) Evaluate four factors that limit the effectiveness of credit creation by commercial banks.
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7b
National income
​​The data below represents the national income of a certain economy in trillions of shillings:

Y = C + 1 + G + (X - M)
C = 100 + 0.6Yd
T = 10 + 0.2Y
I = 40
G = 50
(X - M) = 30

Where:
Y = National Income
c = Consumption expenditure
I = Investment
G = Government expenditure
Yd = Disposable income
T = Taxes
X = Exports
M = Imports

Required:
The equilibrium level of;

(i) National income.
(ii) Consumption.
(iii) Taxes.
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