永續年金(英語:Perpetual Annuity),是指沒有到期日的年金。沒有到期日,因此沒有終值問題。

永續年金現值的計算方式

  • 支付時點為每期期初

  • 支付時點為每期期末

其中,PMT為定額現金流量,k為期利率。

參見

參考書籍

  • Stephen A. Ross,Randolph W. Westerfield, and Bradford D. Jordan,(2009),Fundamentals of Corporate Finance,9ed.

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