bargaining power
Noun
Meaning
(economics) The ability to influence the setting of prices or wages, usually arising from some sort of monopoly or monopsony position, or a non-equilibrium situation in the market.
(business) The amount of leverage or influence that a bargainer has in the course of a negotiation.
Source: en.wiktionary.orgSynonyms
Examples
A great deal of bargaining power with suppliers. We are never locked in to anyone.
It certainly is a situation of great delicacy but, at the same time, one in which it would seem I hold fifty per cent of the bargaining power in order that the Duchess and I can plan for the future in the most constructive and convenient way.