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compound_interest_factors [2013/10/16 17:15]
ddrummond
compound_interest_factors [2013/10/16 17:18] (current)
ddrummond
Line 53: Line 53:
 4. Amount of interest earned: R<​sub>​n</​sub>​ = V<​sub>​o</​sub>​[(1+r)<​sup>​n</​sup>​-1]\\ ​ 4. Amount of interest earned: R<​sub>​n</​sub>​ = V<​sub>​o</​sub>​[(1+r)<​sup>​n</​sup>​-1]\\ ​
 5. Initial value of a perpetual annual payment: V<​sub>​o</​sub>​ = a + a/r\\  5. Initial value of a perpetual annual payment: V<​sub>​o</​sub>​ = a + a/r\\ 
-6. Initial value of terminable ​series of annual payments: V<​sub>​o</​sub>​ = a + a/r [((1+r)<​sup>​n</​sup>​-1)/​(1+r)<​sup>​n</​sup>​]\\ +6. Initial value of terminal ​series of annual payments: V<​sub>​o</​sub>​ = a + a/r [((1+r)<​sup>​n</​sup>​-1)/​(1+r)<​sup>​n</​sup>​]\\ 
-7. End value of terminable ​series of annual payments: V<​sub>​n</​sub>​[(1+r)<​sup>​n</​sup>​-1]\\+7. End value of terminal ​series of annual payments: V<​sub>​n</​sub> ​= a[(1+r)<​sup>​n</​sup>​-1] ​/ r\\
 8. Present worth of land: Present Worth = Net value at end of rotation/​((1+r)<​sup>​t</​sup>​-1) \\ 8. Present worth of land: Present Worth = Net value at end of rotation/​((1+r)<​sup>​t</​sup>​-1) \\
 ====Legend==== ====Legend====
- V<​sub>​n</​sub>​ = end value +V<​sub>​n</​sub>​ = end value\\ 
- r = rate of interest +r = rate of interest\\ 
- ​V<​sub>​o</​sub>​ = initial value +V<​sub>​o</​sub>​ = initial value\\ 
- ​R<​sub>​n</​sub>​ = amount of interest ($) +R<​sub>​n</​sub>​ = amount of interest ($)\\ 
- n = number of years +n = number of years\\ 
- a = annual payment +a = annual payment\\ 
- t = length of rotation+t = length of rotation\\
compound_interest_factors.1381943750.txt.gz · Last modified: 2013/10/16 17:15 by ddrummond