Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Profit margin conveys the relative ...

Cost basis is the original purchase price of an asset. Tracking cost basis is key to tax-efficient investing. Many, or all, of the products featured on this page are from our advertising partners who ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Use this calculator to see how your money's value changed over time — and how much it could change in the future. Many, or all, of the products featured on this page are from our advertising partners ...

Rachel Witkowski is an award-winning journalist whose 20-year career spans a wide range of topics in finance, government regulation and congressional reporting. Ms. Witkowski has spent the last decade ...

Social Security uses your top 35 income years, adjusted for inflation, to calculate benefits. Claiming benefits before full retirement age leads to permanently reduced monthly payments. Delaying ...