Comparing with the common view of many scholars, the paper takes the estate trust as a contract relationship in essence instead of unilateral legal act.

与许多学者的普遍观点不同，本文认为遗产信托在本质上是合同关系而非单方法律行为。

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This article considers that such behaviour should belong to one of "sales on rewards" in economics, but in law it attaches to unilateral legal act, it can ben…

它与经营者和消费者之间买卖商品或者授受服务的合同性质不同，后者是双方法律行为，但二者又密切联系，前者以后者为条件，是附条件的单方法律行为。

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Our country law has made sure the problem that the act of authorization is unilateral act or legal act.

授权行为究竟应是单方行为，还是法律行为，此已被我国法律所确定。

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