14) With regard to the long-run equilibrium in the two market structures, the higher unit costs in monopolistic competition relative in perfect competition implies that A) there is a tradeoff between product variety and the ability to minimize cost per unit, By the government should force monopolistically competitive firms to behave like perfectly competitive firms. ( resources are being used inefficiently in perfect competition. D) society would be better off if there were fewer, and more homogeneous, goods produced at the scale at which average costs are minimized. E) firms are restricting output to extract posilive economic profits