CryptofeedBitcoin Volatility Index's Correlation With Price Flips Positive, Boosts Appeal of Bullish Call OptionsPublikováno: 4.4.2023#Markets#news#Bitcoin#Volatility#VIX#Derivatives#OptionsCelý článek It pays to be a call option holder when the implied volatility is rising along with the underlying asset's price, crypto observers told CoinDesk.