Economics Business 1 Commodities. Commercial products. Generic products 1 Consumer behavior. Consumers' preferences. Consumer research. Including consumer profiling 1 Entrepreneurship. Risk and uncertainty 1 HN Social history and conditions. Social problems. Social reform 1 Income distribution. Distributive justice 1 Industrial research. Research and development 1 Information technology. Information systems 1 L Education (General) 1 Marketing 1 Online information services industry. Including Internet service providers 1 Population research 1 Quality of life 1 Races. Including race as a social group and race relations in general 1 Service industries 1 Surplus value. Labor theory of value 1 Value. Utility. Value added 1