基于交易费用理论的土地整治招投标制度分析

招投标作为土地整治交易的重要制度，将引致交易费用，按照制度经济学理论，可以从信息对称性、委托-代理关系、博弈、外部性四个维度对土地整治招投标进行交易费用分析。在土地整治招投标中，存在围标串标失控、投标人失信、代理机构失德、政府部门失位等问题。基于交易费用理论，应当设计信息显示机制，降低信息不对称对土地整治招投标的影响；建立信用长效约束机制，对土地整治招投标参与者实行优胜劣汰；树立公共利益目标约束，增强集体选择力量；强化政府制度建设职能，促进土地整治招投标的市场化和社会化进程。

Analysis of the Bidding System of Land Consolidation Based on the Theory of Transaction Cost

As an important transactional institution of land consolidation,bid results in transaction cost.According to institutional economics,the bidding system of land consolidation can be analyzed by transaction cost from four dimensions：Information symmetry,principal-agent relationship,the game equilibrium,externality.There are some various questions involved in the bidding system of land consolidation,including out of control of surround -bidding and forging bid,discredited bidder, unethical agency,absence of government sector.Based on the theory of transaction cost,it is necessary to achieve the measurement below：reducing the influence of Information asymmetry to the bidding system of land consolidation by designing Information display mechanism;implementing the survival of the fittest among the participant of the bidding system of land consolidation;establishing the constraints of public interest objectives and enhancing the power of collective choices;strengthening the government functions of system construction and increasing the process of market and socialization of the bidding system of land consolidation.