Expected value calculates average future investment returns based on outcome probabilities. In finance, expected value guides portfolio construction and when to sell assets with lower future value.

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and ...

The jackpots for both Powerball and Mega Millions are above $300 million as of Thursday morning. Though that's a pretty big prize, working through the math of how lotteries work suggests that buying a ...

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Follow Andy Kiersz Every time Andy publishes a story, you’ll get an alert straight to your inbox!