Prices and yields of all fixed-income investments are influenced by the borrower’s creditworthiness. But how is it measured? We examine credit ratings—how debt is rated and what it means for bond mutual fund investors.

With more than 10,000 funds and ETFs in the United States, side-by-side comparisons can help you cut through the clutter. Powered by Morningstar, our Fund Compare tool makes it easy.

Circumstances change, but behavioral patterns endure. Learn how lessons from the past can inform your portfolio’s present and prospective positioning.