\fQUESTION 1 (20 Marks) Apply the information in the article provided above, together with your knowledge of various market structures, to explain the market Structure of Eskom in South Africa. QUESTION 2 (20 Marks) "Economic growth requires reliable electricity supply. President Cyril Ramaphosa has been on a campaign to bring investment in the country meaning there is bound to be an increase in the demand of electricity." Use a diagram to illustrate what will happen to the equilibrium price and quantity of a product if the demand for the product increases as well as supply increases. Also, mention THREE (3) factors that can cause an increase in demand.3.1 With the aid of diagrams differentiate between a price ceiling and a price floor as government intervention measures to market failure. (12 marks) 3.2 Explain which one of the above market control measures is applicable in the labour market and justify why it is important. (8 marks) QUESTION 4 (20 Marks) In today's economy, business firms are able to invest in international factor markets. How would this affect the circular flow in the economy? Initially this would represent an outflow in the rest of the world and thus represents an income for our exporters. Exports thus constitute an injection into the circular flow of income and spending in the domestic economy 4.1 Briefly discuss the main components of total spending in the economy. (4 marks) 4.2 Identify the main injections into and withdrawals (or leakages) from the circular flow of income and spending in the economy. (6 marks) 4.3 Use a diagram to explain (a) the circular flow of goods and services between households and firms and (b) the circular flow of income and spending between households and firms. (10 marks)QUESTION 5 (20 Marks) 5.1 Use diagrams to explain the difference between a movement along a supply curve and shift of a supply curve. Mention possible causes of each. (15 marks) 5.2 Use a diagram to distinguish between the consumer surplus and the producer surplus. (5 marks) QUESTION 6 (20 Marks) 6.1 Define what is meant by the term price elasticity of supply, demonstrate with examples. (5 marks) 6.2 Using diagrams and examples explain the following FIVE (5) different categories of price elasticity of Demand. 6.2.1 Unit elastic demand. (3 marks) 6.2.2 Perfectly inelastic demand. (3 marks) 6.2.3 Perfectly elastic demand. (3 marks) 6.2.4 Elastic Demand (3 marks) 6.2.5 Inelastic demand