到期孳息率
yield to maturity
預計持有債券至到期日可得到回報的比率。一般是指以每年回報率表達的長期債券孳息率。計算到期孳息率時，會計及債券的現行市價、面值、票面息率及距離到期的期限，並假設所有票息乃以相同息率再作投資。
It is expected to hold bonds to maturity available-return ratio. Generally refers to the long-term bond yields at an annual rate of return expression. When calculating maturity yields, the current market price accounting and bonds, face value, coupon rate and term to maturity, and assumes that all coupon denominated in the same interest rate reinvested.