In: Economics
If a 20 per cent reduction in the price of Hello magazine leads to a 6 per cent increase in its sales, the price elasticity of demand is what?
Price elasticity of demand = Percentage change in quantity demanded ÷ percentage change in price.
Thus, Price elasticity of demand in the given case =
6% ÷ (-20%) = 0.06 ÷ (-0.2) = -0.3
Thus, the price elasticity of demand is -0.3.