JAMB - Economics (2008 - No. 8)
If the demand elasticity coefficient of cars is 0.5, it implies that the demand for petrol is
elastic
perfectliy inelastic
inelastic
perfect elastic
Explanation
If the demand elasticity coefficient is less than 1, that is (0.4, 0.5, etc) it means the demand is inelastic. This means that the change in price had little impact on the quantity demanded.