Levels of vaccine hesitancy among physicians may be higher than expected, with 1 in 10 primary care doctors not believing that vaccines are safe, according to a new survey. Among 625 physicians, 10.1% ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Khadija Khartit is a strategy, investment, ...

Learn how financial modeling projects future performance and supports strategic planning with essential components like ...

The Magnificent Seven represent 34.4% of the S&P 500 as of January 2026, up from 12.5% in 2016. From 2016 through 2025, these seven companies achieved an 870.1% return, outperforming the S&P 500. The ...