Calculation of PED using the formula and interpreting the significance of the result. Drawing and interpretation of demand curve diagrams to show different PED. The key influences on whether demand is elastic or inelastic. The relationship between PED and total spending on a product/revenue, both in a diagram and as a calculation. The implications for decision making by consumers, producers and government.
Calculation of PES using the formula and interpreting the significance of the result. Drawing and interpretation of supply curve diagrams to show different PES. The key influences on whether supply is elastic or inelastic. The implications for decision making by consumers, producers and government.