If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...

Finding percentage change in Excel requires calculating the difference between two numbers, dividing that difference by the successive number and changing the decimal value to a percentage. In case of ...

Use Excel to calculate daily returns and standard deviation to gauge stock volatility. Annualize volatility by multiplying daily standard deviation by the square root of 252. Remember, standard ...

Nick Lioudis is a writer, multimedia professional, consultant, and content manager for Bread. He has also spent 10+ years as a journalist. Yarilet Perez is an experienced multimedia journalist and ...

A seasonal index is a way of measuring the seasonal variation -- that is, to measure the change that is due to seasonal changes in demand -- of a variable, typically sales. For example, a beachfront ...

The market price of a stock doesn't necessarily reflect its intrinsic value. Several economic theories use different approaches toward valuing companies, but one of the simplest involves calculations ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

The forward price-to-earnings ratio (P/E) is a valuation metric that measures and compares a company's earnings using ...

Annuities represent a loan or investment which offer monthly fixed payments until the account is depleted or paid off. Whether you are investing or borrowing money does not change the calculation. As ...