Most of these activities are carried out by companies which operate internationally [54].As far as the construction sector (NACE 45) is concerned, activities such as construction of motorways or of water projects must be carried out by highly specialised large undertakings which compete with other companies within the EEA [55].
[54]Ehitusvaldkonnas (NACE klass 45) peavad selliseid töid nagu kiirteede ehitus ja vesiehitustööd teostama suured spetsialiseerunud ettevõtted, mis konkureerivad teiste EMP ettevõtetega. [55]