Negotiation apparatus, negotiation methods, and programs

Abstract

In order to address the problem of increasing the possibility of arriving at an agreement on the basis of an agreement candidate plan provided in a negotiation, this negotiation device (1) includes: a provision reason appending unit (11) for appending a provision reason to an agreement candidate plan to be provided to a first negotiation subject in a first negotiation with the first negotiation subject; and an agreement candidate plan provision unit (12) for providing, to the first negotiation subject, the agreement candidate plan to which a provision reason has been appended.

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