Janet Berry-Johnson, CPA, is a freelance writer with a background in accounting and income tax planning and preparation for individuals and small businesses. Her work has appeared in Business Insider ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

Taylor Tepper covered banking, investing and pretty much everything else in personal finance for more than a decade, with his work appearing in the New York Times, Fortune and MONEY magazine, as well ...

The standard deduction is a popular way for taxpayers to reduce their taxable income. Your deduction amount depends on your age, filing status and other factors. Many, or all, of the products featured ...

In business accounting, standard margin and gross margin are two key indicators of a company's economic health. The key difference is that one measures the big-picture outlook in terms of how much ...

Paid non-client promotion: Affiliate links for the products on this page are from partners that compensate us (see our advertiser disclosure with our list of partners for more details). However, our ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...

The Standard Model. What a dull name for the most accurate scientific theory known to human beings. More than a quarter of the Nobel Prizes in physics of the last century are direct inputs to or ...