Microsoft Excel isn't just for work. In fact, by leveraging just three single, powerful formulas, I use the popular ...

Excel's power lies in its accessibility, though this very trait makes it a breeding ground for disastrous errors. A single ...

The time-weighted rate of return (TWRR) measures the performance of an investment portfolio over a period of time. It removes the impact of cash flows (deposits and withdrawals) on the return, making ...

Excel multiplies the items in the first array (cost price) by the corresponding items in the second array (units sold) and then sums the results to give you the total. It is immediately clear what the ...

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 to ...