Part focuses on the legal redress concerning a dual trading . the author argues that right of rescission of the specific goods does not go against the original nature of right of rescission 第四部分:二重买卖的法律救济。本部分论述了债权人撤销权的性质和效力,进而详细探讨了特定物债权人的撤销权的理论依据及法律意义。