Table disc silent auction, the auction process machinery, electronic trade significantly faster. However, asking prices decline process often cause the person so vital and expecting prices to reduce. 表盘式无声拍卖方式,使拍卖过程机械化、电子化,使交易速度大大加快。但是,叫价递减过程往往导致竞买人坐等观望,企盼价格不断减低。
Since the 1960s, there has been a silent revolution in the international trade theory; the trade theory of imperfect competition represented by intra-industry trade theory becomes the newest front of international trade after World War ⅱ. 20世纪60年代以来,国际贸易理论开始了一场悄悄的革命,以产业内贸易理论为代表的不完全竞争贸易理论成为战后国际贸易的最新前沿。