The profitability index measures the present value of future expected cash flows and the initial amount invested in a project. The PI, known as the value investment ratio (VIR) or profit ...

The other is the schedule performance index, or SPI. This is also a ratio that divides the budgeted cost of work performed by the budgeted cost of work scheduled. For example, assume a project has ...

What Is a Diffusion Index? A diffusion index is a metric used to show the dispersion of change relative to a reference point, and a series of data can demonstrate whether there are upward or ...

Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial consultant. She has a demonstrated history of working in both institutional and retail environments, from broker-dealers ...