从全国范围看,建筑业市场尚不规范,建筑企业内部大量存在非法转包、违法分包、挂靠等现象,以建筑企业“内部承包经营合同”为切入点,对“内部承包经营合同”、转包、分包、挂靠行为等四类行为的性质、效力进行分析,尝试有效区分几者之间的异同点。 From the perspective of the whole country, the construction market is not regulated yet. There are a large number of illegal subcontracting, illegal subcontracting and anchoring within the construction enterprises. Starting from the construction enterprise “internal contract of contract ”, Contract ", subcontracting, subcontracting, anchoring behavior of the nature of the four types of conduct, effectiveness analysis, try to effectively distinguish between similarities and differences.