Using the Net Present Value (NPV)
- The Net Present Value (NPV) takes into account the effects of interest rates and time
- It recognises
- The fact that that money received in the future is often worth less than money received today (inflation)
- The opportunity cost of not having the money available for other uses
- To calculate the Net Present Value of an investment, the value of all future net cash flows in today’s terms need to be calculated first and then discounted using a table
- The cost of the initial investment is deducted from the total of the discounted net cash flows
- If future net cash flows minus the initial investment are positive, then the investment is likely to be worthwhile
- If the sum of future net cash flows minus the initial investment is negative, then the investment is unlikely to be worthwhile
- Discounted cash flows are calculated using discount tables, which allow future cash flows to be expressed in today’s terms
Table: Discount factors at Different Rates of Interest
Worked example
Brownsea Sightseeing Tours Ltd is considering purchasing a new pleasure craft at a cost of £325,000. It expects the investment to achieve the following net cash flows over five years of operation
Year | Net cash Flow (£) | 10% Discount Factor (2dp) |
0 | (325,000) | 1.00 |
1 | 110,000 | 0.91 |
2 | 90,000 | 0.83 |
3 | 75,000 | 0.75 |
4 | 65,000 | 0.68 |
5 | 60,000 | 0.62 |
Using the 10% discount factor calculate the NPV of the leisure craft investment. (4 marks)
Step 1 - Calculate the discounted cash flow for each year by multiplying the net cash flow by the discount factor
(2)
Step 2: Add together the discounted cash flow values for each year, including Year 0
(1)
The Net present Value of the investment is -£12,550
This negative outcome suggests that the investment in the new pleasure craft is not financially worthwhile
(1)
Advantages and Disadvantages of the Net Present Value Method
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Exam Tip
Being able to calculate the payback period, ARR or NPV of an investment is a key quantitative skill
More important, though, is interpreting the outcome of your calculation and using it to make a judgement
- Is an investment worthwhile?
- Which investment is the most profitable?
- The costs of which investment will be recouped first?
Qualitative factors should be considered alongside calculations - review case study material carefully to select relevant information