veta

[医] 高山病

释义与例句

n.
  1. 1.

    A second-order measure of derivative price sensitivity, expressed as the rate of change of vega with respect to time, or equivalently the rate of change of theta with respect to changes in the volatility of the underlying asset.

    不可数 商务 金融

词源

As vega, with the "g" substituted with a "t" to represent time.

来源：wiktionary