題目:If price exceeds average costs under pure competition, in the long run ,______ firms will enter the industry, supply will ______, and price will be driven ______. 答案:more; increase; down 下载视频 投屏 复制链接
【題目】 A competitive firm will tend to expand its output so long as: Marginal revenues is positive. Marginal revenues is greater than the average cost. Marginal cost is less than average cost. 答: Marginal revenues is greater than mar ...