利益制衡机制,是建筑市场有效竞争的基础。脱离了项目实施阶段的有效约束,竞争机制就难以发挥应有的成效,招投标活动也就失去了现实意义。建立工程建设的利益制衡机制,对促进承包商自律、维护业主的项目利益、规范建筑市场竞争秩序,具有重要意义 The balance of interests mechanism is the basis for effective competition in the construction market. Out of the project implementation stage of the effective constraints, the competition mechanism is difficult to play its due effect, bidding and tendering activities have lost their relevance. Establishing the system of checks and balances of interests in construction projects is of great significance to promoting self-discipline of contractors, safeguarding the interests of project owners and regulating the competition order in the construction market