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題 名 | 不確定情況下不同經濟壽命之投資方案評估分析=Evaluation and Analysis of Investment Alternatives with Different Economic Life under Uncertainty |
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作 者 | 劉天賜; | 書刊名 | 高雄科學技術學院學報 |
卷 期 | 28 1998.12[民87.12] |
頁 次 | 頁367-381 |
分類號 | 563.52 |
關鍵詞 | 經濟壽命; 模糊資金回收因子; 模糊償債基金因子; 模糊等額年值; Economic life; Fuzzy capital recovery factor; Fuzzy sinking fund factor; Fuzzy equivalent annual worth; |
語 文 | 中文(Chinese) |
中文摘要 | 評估數個投資方案之優劣時,決策者常面臨現金流量與折現率均不確定且各投資 方案之經濟壽命不同的債況。 本文提出模糊等額年值法來處理此種情況之投資方案分析問 題。首先,將不確定的現金流量與折現率以三角形模糊數表示,並推導模糊等額年值法中的 模糊資金回收因子與模糊償債基金因子。按著,將各投資方案之現金流量與折現率及不同的 經濟壽命求出其等值的模糊等額年值,排序各投資方案之模糊等額年值,即可選出最佳投資 方案。 |
英文摘要 | Decision makers often make their decision under uncertain cash flows and discount rate of investments, and economic life of investment alternatives are always different. In this paper, a fuzzy equivalent annual worth method is proposed, at first, cash flows and discount rate ofinvestment alternatives are presented with triangular fuzzy numbers. Further, fuzzy capital recovery factor and fuzzy sinking fund factor are derived. Using these two factors, the fuzzy equivalent annual worth of each investme ative can be fund. Ranking these fuzzy equivalent annual worth and the optimal investment alternative is selected. |
本系統中英文摘要資訊取自各篇刊載內容。