The market for flu vaccinations social surplus social loss Note:Size of the social loss (the area of B) depends on the price elasticity of the demand 3 S curve. Dsoc .Dpriv Q'soc Q Bhattacharya,Hyde and Tu-HealthEconomics Bhattacharya, Hyde and Tu – Health Economics The market for flu vaccinations Note: Size of the social loss (the area of B) depends on the price elasticity of the demand curve