Consumer behavior Psychological aspects Consumers' preferences 3 Consumer goods 2 Advertising 1 Attitudes 1 Business enterprises 1 Consumer satisfaction 1 Customer services 1 Electronic commerce 1 Food service 1 Grocery shopping 1 Grocery trade 1 High school students 1 Information technology 1 Purchasing 1 Restaurants 1 Retail trade 1 Social aspects 1 Technological innovations 1