April 2002
Intermediate to advanced
688 pages
19h 51m
English
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Name
Rate Function
Class
Microsoft.VisualBasic.Financial
Syntax
Rate(nper,pmt,pv[,fv[,due[,guess]]])
-
nper(required; Double) The total number of periods in the annuity.
-
pmt(required; Double) The payment amount per period.
-
pv(required; Double) The present value of the payments or future receipts.
-
fv(optional; Double) The future value or cash balance after the final payment. If omitted, its value defaults to 0.
-
due(optional;DueDateenumeration) A flag indicating whether payments are due at the beginning of the payment period (a value of
DueDate.BegOfPeriod) or at the end of the payment period (a value ofDueDate.EndOfPeriod, the default).-
guess(optional; Double) An estimate of the value to be returned by the function. If omitted, its value defaults to .1 (10%).
Return Value
A Double representing the interest rate per period
Description
Calculates the interest rate for an annuity (a loan or an investment) that consists of fixed payments over a known duration
Rules at a Glance
For
pvandfv, cash paid out is expressed as a negative number; cash received is expressed as a positive number.The function works using iteration. Starting with
guess, Rate cycles through the calculation until the result is accurate to within 0.00001 percent. If a result can’t be found after 20 tries, the function fails.
Programming Tips and Gotchas
In the case of a loan,
pvis the loan amount. In the case of an investment,pvis the beginning balance.In the case of a loan,
fvis typically 0, reflecting that ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.