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Notion et formules de base
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Capitalisation et actualisation
Capitalisation
-Capital unique Cn=C(1+t)^n
-Versements Vn=a ((1+t)^n -1)/t
Actualisation
-Capital unique Co=C(1+t)^(-n)
-Versements Vo=a 1-(1+t)^(-n)/t
-Rente perpétuelle Vo=d/t
-D’où a=(Vo.t)/1-(1+t)^(-n)
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Taux proportionnels et équivalents
Taux proportionnel
=t/(périodes correspondantes)
Taux équivalent
=(1+t)^(1/périodes correspondantes)-1
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