Body: "Small and medium-sized businesses" is the field of the economics, sociology, and psychology of small businesses.
People study "Small and medium-sized businesses" in order to better understand the role small business plays in modern society.
A few notable experts of "Small and medium-sized businesses" include Kurt J. Miesenbock, Allen N. Berger, Erik Hurst, Benjamin Wild Pugsley.
Several topics in "Small and medium-sized businesses" include retail, psychology, politics, advantages, challenges.