→ kumafish07:1. (1/1.1^2)*10000 12/17 17:58
→ kumafish07:2. 貼現息100, (100/10000)*365/30 12/17 17:58
→ milk7054:所謂零息債就是期間不給利息,但期末給付金額等於面額 12/17 18:07
→ milk7054:故零息債面額要折現(1.1^2),求得其現值(零息債之價格) 12/17 18:09
→ milk7054:貼現率=貼現利息/票據到期值 12/17 18:20
→ milk7054:貼現利息=10,000-9,900=100 12/17 18:21
→ milk7054:貼現期間,則要算30天佔一年(365天的比例) 12/17 18:22
→ milk7054:式子擴充為:貼現息=到期值*貼現率*貼現期間 12/17 18:24
→ kumafish07:牛奶大也解得太精闢...有神快拜! 12/17 18:25
→ milk7054:再整理為:貼現率=貼現利息/票據到期值*貼現期間的倒數 12/17 18:25
→ milk7054:沒什麼,我記憶力很差,不用一套邏輯思考我很快就忘了 12/17 18:26