Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Gordon Scott has been an active investor and technical ...

Discover how price-weighted indexes calculate averages from stock prices, impacting market trends with more influence from ...

All of these have one thing in common: They help investors gauge the performance of financial assets. By itself, however, the value of an index doesn't mean much. Instead, the daily oscillations of ...

Is there a better way to weight stocks within a market index? Modern portfolio theory suggests that the optimal way to weight stocks within an index is according to their market capitalization, where ...

Even folks new to investing have probably heard someone mention index funds. But what are they and how do they work? This article explores index funds in detail to help you understand how they work, ...