Payback period =
Time taken to recover initial outlay (recorded as X years, Y months)
Payback period advantages (2)
- Easy to calculate and understand
Payback period disadvantages (2)
- Ignores the time value of money (no discounting of cash flows)
Accounting rate of return =
Expressing the average annual cashflows compared to the average capital investment as a %
ARR formula
Average annual profits / Average capital investment
Average annual profits =
Average pre tax cash flows less annual depreciation
Average capital investment =
1/2 x (cost + residual value)
Accounting rate of return advantage
Simple to understand
Accounting rate of return disadvantages (3)
Net Present Value (NPV) =
Discounting cashflows to their present value using WACC
If NPV > 0
Accept
If NPV < 0
Reject
NPV advantages (3)
Internal rate of return (IRR)
Discount rate that gives us NPV = 0 as a percentage
If IRR > Cost of capital
Accept
If IRR < Cost of capital
Reject
IRR disadvantages (3)
Cost of preference shares =
% preference share / market value
Disadvantages with WACC (2)
- Not possible to calculate for government organisations
Only correct to use the WACC as the discount rate in NPV analysis if (3)
NPV is superior method of investment appraisal because
It measures the addition the shareholder’s wealth of accepting a new project
Relevant cash flows
Those cash flows affected by the decision to invest
Relevant cash flows > sunk costs
Ignore
Relevant cash flows > opportunity costs
Include the lost contribution