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  • Type of operation: continuous on an annual basis.
  • Population scope: transport companies, hotels and similar accommodation, computer and audiovisual services, legal activities, consultancy and advisory services, advertising, travel agency activities and others.
  • Geographical scope: the entire national territory
  • Reference period: the calendar year, which, with some exceptions, coincides with the accounting year of the company.
  • Sample size: Approximately 30,000 companies.
  • Collection method: completion of the questionnaire by the respondent, mainly via the Internet (IRIA system).

Methodological documents , questionnaires , classifications ...

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