In payback period of investment appraisal method all cash inflows and outflows are analysed and find out that in how many years investment proposal will earn the invested money.

features of a sound appraisal investment technique

The Payback method is one of the investment appraisal methods. Other methods to appraise investments are the Average Rate of Return and the Net Present Value method.

Kenneth McConville has written:

'Appraising an investment appraisal'

'Appraising an economic appraisal'

IRR, NPV, DCF are the main Investmetn Appraisal Techniques.