MBA 考试题：股利折现模型 (戈登增长模型) 的公式

"The Dividend Discount Model (or Gordon Growth Model) can be stated as follows.\n\nLet the investor’s discount rate be equal to r. If earnings equal dividends, and if dividends grow at the long-run rate g, then the price of the stock P can be written as follows:\n\n1.P = (Er)/(g)\n2.P = E/(r-g)\n3.P = E/(r+g)\n4.P = (Eg)/(r)\n\n请问正确答案是什么?"\n\n正确答案是 3.P = E/(r+g)