VEST

(PLACE) [verb] [T usually + preposition] [formal] - to give or place (rights, power, authority, etc.)He has been vested with the power/authority to implement whatever changes he sees fit.Control has been vested in local authorities.The war-torn country has vested (= placed) all its hopes in the peace negotiators.If you have a vested interest in something, you have a strong personal interest in it because you could benefit from it.As both a teacher and parent, she had a vested interest in seeing the school remain open.Vested interests are those people or organizations who have a financial or personal interest in a business, company or an existing system.A compromise has to be reached between all the powerful vested interests before any restoration work in the city can take place.