For the source text click/tap here: Nedarim 48
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As we learned previously, someone who cannot derive benefit from another person because of a neder, cannot profit from anything that belongs to him, even if he is not the sole owner of the object.
The fifth chapter of Massekhet Nedarim which begins on our daf deals with a list of situations where the forbidden property is owned only in part by the person whose possessions are forbidden. Thus, the discussion revolves around what circumstances make a person considered to be the owner of an object (at least in part).
A related question is how public property should be treated. Do we consider public property to be owned in partnership by all members of the community?
We explore the history of oath taking in antiquity and on other faith traditions.