Customer and producer surplus are both labelled on the diagram. Client surplus is located above the equilibrium line, which is the world or surplus of what consumers should shell out and the things they are prepared to fork out. 我们坚持高性价比的原则：提供专业美国代写服务同时我们理解学生的经济情况而提供最合理的价格。 所以美国论文写作找代写是因为它很难，可是又不仅仅是因为它难，每个人... http://juliuse4x9g.blogadvize.com/15119250/not-known-details-about-代写essay