鲁宾逊先生想以实物交换来获得这辆自行车。

Mr Robinson wants to pay in kind for the bike.

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那个年代食物和金钱的交易很匮乏，实物交换很盛行。

Food and money were still extremely scarce and bartering was used extensively.

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本文采用一种新的偏好诱导方法——实物交换方法，对偏好反转中的兼容性假设进行实验验证。

Preference reversal is an interesting effect found in behavioral study of judgement and choice, and the compatibility hypothesis is proposed to explain this effect.

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