vested interest; rights; concession
Refers to legally or economically established rights, privileges, or concessions, often with a nuance of special interests or profit-seeking in business and political contexts.
Vested interests are involved between politicians and companies.
He acquired the concession for the business.
That politician is said to hold vested interests in the industry.
This case is entangled with complex vested interests.
The bureaucrats resisted in order to protect their vested interests.
The countries are competing for oil field rights.
既得権 emphasizes a right or privilege already secured and hard to take away, whereas 利権 focuses on the profit or advantage the right brings, often with political overtones.
特権 is a special privilege granted to a person or group, while 利権 more specifically denotes an economic or political stake pursued for profit.
利権 emphasizes a vested right or privilege that brings profit, whereas 利害関係 is the broader, neutral term for any relationship involving gain or loss.
Compound of 利 (profit, advantage) and 権 (right, authority). The combination straightforwardly yields the meaning of a profit-related right or concession.