Exponential Weighted Volatility (EWMA, Exponential Weighted Moving Average) is an approach to volatility calculation. The main objective of the EWMA approach is to closely track the volatility as it changes.
This is an example of sorting functions that allow alphabetical or numerical sorting by a specified column. The functions below put empty values to the end while sorting.
If you run your VBA code with calculations that affect any cells on your workbook sheets, it is good practice to disable some Excel services to increase the speed of the calculation.
In spreadsheets with lots of numbers, sometimes it is useful to see what cells are formulas and what numbers are just hard-defined.