Forbes contributors publish independent expert analyses and insights. Charlotte-based reporter Ted Reed covers airlines and airline labor. With American Airlines under constant assault for its failure ...

Forbes contributors publish independent expert analyses and insights. Melissa Houston covers financial issues that affect women in business. When it comes to starting a business, revenue gets all the ...

The International Energy Agency (IEA) recently updated refining margin methodology to better reflect changing refinery crude slates, energy-related costs, updated yield assumptions and product prices ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. Ariel Courage is ...

Did you know that you could speculate on financial markets with just a small deposit? This is called margin trading, and it could make your capital go further. Learn more about margin in trading and ...

Margin trading is another term for leveraged trading – the method used to open a position on a financial market using a deposit (called margin). When trading on margin, a trading broker is essentially ...

Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial consultant. She has a demonstrated ...

\(\text{Net profit margin (\%)}=\frac{\text{Net profit}}{\text{Sales revenue}}\times100\) For example, a business that knows its net profit and sales revenue can calculate its net profit margin as ...