Cash
Flow Analysis
PRESENT
VALUE
Present Value Analysis
Helps the systems
analyst to present to business decision makers the time value of the
investment in the formation system as well as the funds flow
PV is a way to assess
all of the economic outlays and revenues of the information system over its
economic life and compare costs today w/ future costs and todays benefits with
future benefits
Present Value Analysis
Present Value
The
present value of $1.00 at a rate of i is calculated as follows
n
= number of periods
i
= rate
n
=1 /(1+i)
Taking into account PV
Guidelines for Analysis
Use Breakeven
if project needs to be justified in terms of costs, not benefits or if benefits
dont substantially improve with new system
Use Payback when
the improved tangible benefits form a convincing argument for the proposed
system
Use Cash Flow
when the project is expensive relative to the size of the co or when the
business w/ be significantly affected by large drain
Use Present Value when
the payback period is long or when the cost of borrowing money is high