Math Problem Statement
Um cliente possui os seguintes investimentos sem cupom: Valor de face, maturidade, YTM R$40.000, 3 anos, 8.00% a.a R$45.000, 4 anos, 6% a.a R$15.000, 1 ano, 10% a.a Como calcular a duration aproximada
Solution
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Math Problem Analysis
Mathematical Concepts
Fixed Income
Duration
Yield to Maturity (YTM)
Bond Sensitivity
Formulas
Macaulay Duration formula: D = T / (1 + YTM)^T
Weighted Average Duration formula: Duration_avg = (FaceValue1 * D1 + FaceValue2 * D2 + FaceValue3 * D3) / (FaceValue1 + FaceValue2 + FaceValue3)
Theorems
Time Value of Money
Interest Rate Sensitivity
Suitable Grade Level
Undergraduate level or professional financial training
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