Glossary A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 1 | 3 | 4 | 5 Definitions by InvestorWords.com   What is...? expected return Estimation of the value of an investment, including the change in price and any payments or dividends, calculated from a probability distribution curve of all possible rates of return. also called expected value. see also Capital Asset Pricing Model, capital market line, efficient portfolio, mean return, optimization. Copyright ©2009 by InvestorGuide.com. All Rights Reserved.