1. Many factors can change the demand and supply curves in a market.

a.) Describe and draw a graph on the impact on equilibrium price and quantity of electric vehicles if the cost of petrol rises at the same time as the government provides subsidies to electric car manufacturers.

b.) Describe and draw a graph on the impact on equilibrium price and quantity of fruits when the government provides incentives to younger generation of farmers to enter the fruit industry as as promoting a healthy lifestyle to the population.

c.) Describe and draw a graph on the impact on equilibrium price and quantity of mangoes during the 2018 Australia food safety scarce.

Graph is important to show more understanding.