A manufacturer of infant clothes has found that the demand for its product is given by Q = 100P ± 1.25A0.5, where P is price and A is advertising expenditures. The price elasticity of demand for these infant clothes is:
A manufacturer of infant clothes has found that the demand for its product is given by Q = 100P ± 1.25A0.5, where P is price and A is advertising expenditures. The price elasticity of demand for these infant clothes is: