Wilders Volatility Index
Wilders Volatility Index measures true range over time. Sometimes it is similar to Average True Range. But there are some differences between:
- This period's High and Low.
- The previous period's Close and this period's High.
- The previous period's Close and this period's Low.
The discussions on Volatility (Chaikin's), Option Volatility, and Standard Deviation explain the interpretation of other volatility indicators.