D Question, 14 In most markets. we can maximize the gains from trade and economic efficiency by: ( ensuring buyers' gains are higher than selliers' gains, since there are many more buyers than sellers allowing price to go to equilibrium O ensuring that sellers make just enough profit not to go out of business none of these D Question 15 If economic efficiency is achieved in a market, we know that: total surplus is maximized consumer surplus is maximized there is a binding price ceiling O producer surplus is maximized