WAEC Economics 2013 Past Questions
Practice each question, then open it to see the full details.
The output and cost of production of rice (in bags) are presented in the table below. Use the information in the table to answer the questions that follow.
| Output of rice (in bags) | 0 | 1 | 2 | 3 | 4 |
| Total Variables Coat (TVC) $ | 0 | 5 | 7 | 10 | 20 |
| Total Cost (TC) $ | 7 | 12 | 14 | 17 | 27 |
(a) Calculate the
(i) Average Fixed Cost (AFC) at output levels 0,2 and 4
(ii) Marginal Cost (MC) at all levels of output
(b) If the price of a bag of rice were $10,
(i) calculate the profit/loss at all levels of output.
(ii) at what output level(s) is the maximum profit made?
(c) Draw the marginal cost curve (the use of graph sheet is essential).
The table below shows the scale of preference of a student - Mr Smith whose disposable income is $7.00. Use the information in the table to answer the auestoins that follow.
| Items needed | Price ($) |
| Textbook | 5.00 |
| Shirt | 2.00 |
| Shoes | 3.00 |
| Trousers | 3.00 |
| Notebook | 1.00 |
| School fees | 7.00 |
| Mattress | 10.00 |
(a)(i) What will Mr. Smith spend his money on?
(ii) Explain your answer in 2(a)(i).
(b)(i) What is the opportunity cost of Mr. Smith's decision in 2(b)(i)?
(ii) Explain your answer in 2(b)(i).
(c)(i) If Mr. Smith's disposable income increases to $10.0, what will he spend it on?
(ii) What is the opportunity cost of the decision in 2(c)(i)?
(d) Define "scale of preference" and "opportunity cost".
(e) What is the importance of a scale of preference?
(a) What is:
(i) peasant farming?
(ii) commercial farming?
(b) Describe five ways in which agriculture contributes to the economic development of your country.
A debenture holder earns
(a) Distinguish between small scale prodution and large scale production
(b) Describe any five internal economies of large scale production.
(a) Explain any four benefits of industrial development in an economy
(b) Outline any four measures that will encourage industrial growth in your country.
(a) Differentiate between direct and indirect taxation
(b) Highlight any five advantages of indirect taxation to developing countries
(a) What is competitive supply?
(b) With the aid of illustrations, differentiate between a supply schedule and a supply curve.
(c) Explain how the supply of a commodity is affected by the following:
(i) an improvement in technology;
(ii) a rise in input prices;
(iii) a rise in the prices of other commodities;
(iv) an increase in government subsidies on production.
(a) State two characteristics of monopolistic competition.
(b) With the aid of diagram(s), explain why a firm in monopolistic competition is unable to earn abnormal profits in the long run.
(c) Differentiate between natural monopoly and legal monopoly.
(a) Highlight the difference between creeping inflation and hyper inflation.
(b) List any four negative effects of inflation.
(c) Outline four ways in which the government of your country can control inflation.
(a) What is perfect competition?
(b) With the aid of diagrams, compare the short run equilibrium positions of a perfect competitor and an imperfect competitor.
(c) State any two features of an imperfect market.
(a) Distinguish between cash ratio and special deposits.
(b) Explain how cash ratio and special deposits are used as instruments of monetary policy.
(c) Describe any two instruments of fiscal policy in West Africa.
(a) Outline any four problems of barter economy.
(b) How has the introduction of money solved the problems outlined in 12(a) above?
When the marginal product is negative,the total product will be