Relier Pairs Economic sectors_2Version en ligne Economía par David Tordesillas 1 The tertiary sector 2 The service sector 3 Consumer goods industries 4 International trade 5 The secondary sector 6 Entertainment and leisure services 7 Retail 8 Trade 9 Social and support services 10 Domestic trade Madrid, Bilbao y Barcelona. These services improve the quality of life. A trader buys and sells in different countries. Provide help for individuals or companies. The direct sale of goods to an individual. It is also called the tertiary sector Make final products Provides services to customers A trader buys and sells in the same country. Goods are bought and sold between businesses.