常見例句雙語例句For many years, I have tried to come up with a way to explain the portfolio separation theorem that does not involve matrix calculus.許多年來，我一直在思考一個不需要用矩陣代數(shù)來解釋投資組郃分離理論的方法。For many years, I have tried to come up with a way to explain the portfolio separation theorem that does not involve matrix calculus. I think have one now.許多年來，我一直在思考一個不需要用矩陣代數(shù)來解釋投資組郃分離理論的方法。我想現(xiàn)在我已經(jīng)思考出來了。The portfolio separation theorem says that the number of portfolios that are needed to produce an optimum allocation is equal to the number of characteristics that investors care about.而投資組郃分離理論認(rèn)爲(wèi)需要産生最優(yōu)配置的投資組郃的數(shù)量等於投資者關(guān)心的投資目標(biāo)的數(shù)量。 返回 separation theorem