内源融资是指企业从其内部充分挖掘资金利用潜能,利用企业自身的信用、折旧、票据、固定资产等因素来谋求企业发展资金的融资行为。内源融资的优点:1内部融资来源于自有资金,上市公司在使用时具有很大的自主性,只要股东大会或董事会批准即可,基赤本不道受原外界则的制约和影响。2融资成本较低。公司外部融资,无论采用股票、债券还是其他方式都需要支付大量的费用,比如券商费用、会计师费用、律师费用等。而利用未分配利润则无需支付这些费用。3未分配利润融资而增加的权益资本不会稀释原有股东的每股收益和控制权, Endogenous financing refers to the enterprise from its full exploitation of capital potential, using their own credit, depreciation, notes, fixed assets and other factors to seek business development financing of the financing behavior. The advantages of internal financing: 1 internal financing comes from own funds, listed companies have great autonomy in use, as long as the general meeting of shareholders or the board of directors can be approved, the basic red without the original outside the constraints and influence. 2 financing costs lower. External corporate finance, regardless of the use of stocks, bonds or other methods need to pay a lot of costs, such as brokerage fees, accountants fees, lawyers fees. The use of undistributed profits is not required to pay these costs. 3 The increased equity capital of undistributed profit financing will not dilute the earnings per share and control of the original shareholders,