International tourism comprises inbound tourism plus outbound tourism, that is to say, the activities of resident visitors outside the country of reference, either as part of domestic or outbound tour [..]

Internal tourism comprises domestic tourism plus inbound tourism, that is to say, the activities of resident and non-resident visitors within the country of reference as part of domestic or internatio [..]

National tourism comprises domestic tourism plus outbound tourism, that is to say, the activities of resident visitors within and outside the country of reference, either as part of domestic or outbou [..]

Comprises the activities of a non-resident visitor within the country of reference on an inbound tourism trip.

A travel party is defined as visitors travelling together on a trip and whose expenditures are pooled.

The main destination of a tourism trip is defined as the place visited that is central to the decision to take the trip.

Comprises the activities of a resident visitor within the country of reference, either as part of a domestic tourism trip or part of an outbound tourism trip.

Tourism generates directly and indirectly an increase in economic activity in the places visited (and beyond), mainly due to demand for goods and services that need to be produced and provided.

Employment in tourism industries may be measured as a count of the persons employed in tourism industries in any of their jobs, as a count of the persons employed in tourism industries in their main j [..]

A visitor (domestic, inbound or outbound) is classified as a same-day visitor (or excursionist) if his/her trip does not include an overnight stay.