Learn about semivariance, a key metric for assessing a portfolio’s downside risk. Understand its formula and how to calculate potential negative variations below the mean.

Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Take advantage of real dealer pricing and shop special offers on new and used boats. Select your boat to get started. A boat's history affects it's value—check the history of this 1997 ...