• Data reference period
• Geographic localization (Portugal)
• Economic activity (NACE Rev. 3)
• Employment size class

• PERSONS EMPLOYED:  Persons who during the reference period participated in the business of the enterprise/institution, regardless of the duration of this participation, under the following conditions: a) staff bound to the enterprise/institution by an employment contract, receiving remuneration in return; b) staff which has ties to the enterprise/institution, who, for not being bound by an employment contract, does not receive regular remuneration for the hours worked or the labour supplied (e.g. owner-managers, unpaid family workers, active members of cooperatives); c) staff with ties to other enterprises/institutions who worked at the enterprise/institution and receive remuneration directly from it; d) persons in the above situations, absent for a period of no more than one month due to holidays, labour dispute, vocational training, as well as disease and occupational accident. The following persons are not considered to be staff: i) those in the situations described in a), b), and c) above and who are absent for a period of over one month; ii) workers with ties to the enterprise/institution who moved to other enterprises/institutions, receiving remuneration directly from the latter; iii) workers in the enterprise/institution whose remuneration is borne by other enterprises/institutions (e.g. temporary workers); iv) self-employed workers (e.g. service providers, that use the so-called 'recibos verdes', which is the popular name of the receipt form).
• ECONOMIC ACTIVITY:  Combination of resources such as labour, raw materials, equipment, etc., are joined, leading to the creation of specific goods or services. Regardless of the factors of production integrating the good or service produced, all activities generically imply an input of products (goods or services), a production process and an output of products (goods or services).
• ENTERPRISE:  Legal entity (natural or legal person) that is an organisational unit producing goods or services, which benefits from a certain degree of autonomy in decision-making, especially for the allocation of its current resources. An enterprise carries out one or more activities at one or more locations.
• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).
• INNOVATION ACTIVITIES:  Activities that aim the development of product or process innovation and which may imply the allocation of resources and the specific commitment to strategies, methods and procedures.
• INOVATION:  Creation and development of a new or improved product or process (or combination of the two) in a unit/entity, which differs significantly from previous products or processes and is made available to potential users (product) or applied to that unit/entity (process).
• BUSINESS INNOVATION ACTIVITIES:  Innovation activities pursued in development, financing and trade covering the following areas: research and development (R & D), engineering, design or other creative activities, marketing and activities related to brand value, intellectual property rights, training staffing, software development and database management, acquisition or rental of tangible assets and management of innovation activities.

[Total expenditure in innovation of enterprises with 10 and more persons employed (NACE Rev. 2, A, B, C, D, E, F, G, H, I, J, K, L, M, N, P, Q, R, S) with innovation activities/ Turnover of enterprises with 10 and more persons employed (NACE Rev. 2, A, B, C, D, E, F, G, H, I, J, K, L, M, N, P, Q, R, S) with innovation activities]*100