The document provides an overview of consumer behavior. It discusses consumer behavior as an interdisciplinary field that examines how internal and external factors influence consumers' decision making processes. Some key points:
1. Consumer behavior analyzes how cognition, affect, and behavior interact during the consumption process and is influenced by individual and environmental determinants.
2. Studying consumer behavior helps marketers design effective marketing strategies by understanding customers' needs and the factors that influence their choices.
3. Consumer behavior involves a dynamic exchange process between buyers and sellers and can be studied at both the individual and group levels.