npv: Financial functions

In grattan: Australian Tax Policy Analysis

Financial functions

Description

Financial functions from Excel. These functions are equivalent to the Excel functions of the same name (in uppercase).

Usage

npv(rate, values)

irr(x, start = 0.1)

fv(rate, nper, pmt, pv = 0, type = 0)

pv(rate, nper, pmt, fv = 0, type = 0)

pmt(rate, nper, pv, fv = 0, type = 0)

Arguments

rate	Discount or interest rate.
values	Income stream.
x	Cash flow.
start	Initial guess to start the iterative process.
nper	Number of periods
pmt	Payments.
pv	Present value.
type	Factor.
fv	Future value.

Author(s)

Enrique Garcia M. [e-mail]

Karsten W. [e-mail]

Examples

npv(0.07, c(1, 2))
irr(x = c(1, -1), start = 0.1)
fv(0.04, 7, 1, pv = 0.0, type = 0)
pv(rate = 0.08, nper = 7, pmt = 1, fv = 0.0, type = 0)
pmt(rate = 0.025, nper = 7, pv = 0, fv = 0.0, type = 0)

grattan documentation built on Sept. 4, 2023, 5:08 p.m.