近些年来,流动性过剩加剧是世界经济发展的一个突出现象。流动性过剩迅速活跃了世界各地的虚拟资本市场,投机现象也应运而生,而投机一向与资产泡沫紧密相联甚至可以说是资产泡沫的原始动力。此次始于美国的次贷危机就是资产泡沫破灭产生的。在此次金融危机中,公允价值颇受指责,但之后监管部门投资者和会计界达成共识,公允 In recent years, the excess liquidity has become a prominent phenomenon in the world economic development. Excess liquidity quickly activated the virtual capital markets around the world. Speculation also came into being. Speculation has always been closely linked with asset bubbles. It can even be said that asset bubbles are the primary driving force. The subprime mortgage crisis that started in the United States was caused by the collapse of the asset bubble. In this financial crisis, the fair value is quite accusatory, but afterwards, regulators and investors have reached a consensus and fair