動產物權變動

The Change to Rights in Rem of Personal Properties

動產物權變動在社會生活中頻繁發生，甚至可以說是每個人每日都在參與動產物權之變動，其重要性不容小覷。本文分別自「因法律行為而生動產物權變動之立法主義」、「動產物權行為之要件」及「雙重買賣與雙重轉讓之法律關係」等面向，集中在意思主義、形式主義、物權意思表示、交付、處分權、停止條件成就（以保留所有權買賣為核心）、雙重買賣與雙重讓與等主題，加以分析與研究，藉以解釋說明動產物權變動之法律關係。

The change to rights in rem of personal properties occurs frequently in social life. It can even be said that everyone participates in such change every day, and therefore its importance is not to be underestimated. This article will analyze and study the following aspects: the legislative principle of the change to rights in rem of personal properties resulting from juridical acts, the elements of juridical acts of rights in rem of personal properties, and the legal relation of double sale and double transfer. It will focus on topics including the will theory, formalism, the expression of intent with regards to rights in rem, delivery, the right to dispose, the fulfillment of suspenseful conditions (focusing on sale with retention of title), double sale and double transfer. By doing so, this article will explain the legal relation of the change to rights in rem of personal properties.