经济合同是当事人双方为了实现一定经济目的所达成的协议,要使这个协议在当事人之间明确权利义务关系,具有法律效力,就必须遵守法律规定的有效条件。否则,这个协议不仅不会发生法律约束力,也不可能实现当事人所预期的经济目的,有时甚至还会发生相反的结果,即成为无效经济合同。一、无效经济合同及其确认违反经济合同法的规定而签订的经济合同,是无效的经济合同.一般来说,经济合同一经依法成立,就具有法律效力,对双方都有约束.在实际生活中,绝大多数经济合同都是有效的,只有在特定的情形下,才属于无效的经济合同。这种特定的情 Economic contract is an agreement reached by both parties in order to achieve certain economic goals. To make this agreement clear the rights and obligations between the parties and have the force of law, it must comply with the valid conditions stipulated by law. Otherwise, not only will this agreement not be legally binding, it will not be possible to achieve the economic goals anticipated by the parties, and in some cases the opposite will be the opposite, becoming an invalid economic contract. An invalid economic contract and its confirmation of economic contract signed in violation of the provisions of the economic contract is invalid economic contract.Generally, the economic contract, once established by law, has the force of law, both the constraints .In the actual life Most economic contracts are valid and only under certain circumstances are ineffective economic contracts. This particular situation