Identify the sector to which each of the following types of company belongs: cement, luxury products, travel agency, stationery, telecom equipment.

Company 1 2 3 4 5 Sales 100 100 100 100 100 Cost of sales 35.9 84.0 67.7 44.3 52.2 Marketing and selling costs 37.0 4.4 14.0 23.1 21.8 Administrative costs 11.1 10.0 6.6 10.7 9.3 R&D costs 0 0 20.1 6.6 2.1 Operating income 16.0 1.6 −8.3 15.3 14.6 AppendixLO1