Learn how the Ulcer Index measures downside risk through depth and duration of declines. Discover its calculation and ...

A huge data set has confirmed a long-theorized relationship between the size of stock trades and the impact on prices.

Abstract: Empirical formulas are proposed for the superdirectivities of broadside linear and square arrays. The formulas are derived based on a large amount of numerical results of optimum directivity ...

England star batter Joe Root hit another milestone in cricket as he became only the ninth batter to score 22,000 international runs. Joe Root scored 15 runs in the second innings of the fourth ...