Use the demand and supply model to explain how the price of petrol is determined in the domestic market. Briefly discuss the factors that influence the supply of petrol (supply shifters) and the factors that influence the demand for petrol (demand shifters). Which of these factors do you think are responsible for the recent price dynamics in this market? Illustrate your answer on a graph, including all relevant supply and/or demand shifts and the corresponding changes in the equilibrium price and quantity.