Purchasing power parities (prc_ppp)

National Reference Metadata in Euro SDMX Metadata Structure (ESMS)

Compiling agency: [PT1] Statistics Portugal


Eurostat metadata
Reference metadata
1. Contact
2. Metadata update
3. Statistical presentation
4. Unit of measure
5. Reference Period
6. Institutional Mandate
7. Confidentiality
8. Release policy
9. Frequency of dissemination
10. Accessibility and clarity
11. Quality management
12. Relevance
13. Accuracy
14. Timeliness and punctuality
15. Coherence and comparability
16. Cost and Burden
17. Data revision
18. Statistical processing
19. Comment
Related Metadata
Annexes (including footnotes)



For any question on data and metadata, please contact: Eurostat user support

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1. Contact Top
1.1. Contact organisation

[PT1] Statistics Portugal

1.2. Contact organisation unit

National Accounts - Price Statistics

1.5. Contact mail address

Av. António José de Almeida
1000-043 LISBOA


2. Metadata update Top
2.1. Metadata last certified

21 January 2026

2.2. Metadata last posted

21 January 2026

2.3. Metadata last update

21 January 2026


3. Statistical presentation Top
3.1. Data description

See concept 3.1 of the Eurostat metadata file prc_ppp_esms.

3.1.1. Organisation

The Portuguese PPP exercise is coordinated by INE as part of its role as National Statistic Institute.

The PPP Portuguese team is integrated in the National Accounts Department (DCN) as part of the Price Statistics Unit (SEP) also responsible for the CPI/HICP and other price indices.

The following chart presents the relevant units of INE's organization.

Statistical office

The Portuguese PPP team coordinates all the PPP questionnaires, and produces directly the Consumer Goods surveys. In shop price collection is outsourced to price collectors through Data Collection and Management Department.

The following questionnaires are in general answered by other DCN units: Housing services, Tips, GDP weights.

Compensation of Government Employees is mostly assured by the Directorate-General for Administration and Public Employment (DGAEP), another public institution.

Hospital Services are assured by the Health System Central Administration (ACSS), also a public Institution.

Equipment Goods and Construction are outsourced to a private entity.

Unless otherwise stated all PPP work is done by INE-PPP staff, including the present inventory.

3.2. Classification system

See concept 3.2 of the Eurostat metadata file prc_ppp_esms.

3.3. Coverage - sector

See concept 3.3 of the Eurostat metadata file prc_ppp_esms.

3.4. Statistical concepts and definitions

See concept 3.4 of the Eurostat metadata file prc_ppp_esms.

3.5. Statistical unit

See concept 3.5 of the Eurostat metadata file prc_ppp_esms.

3.6. Statistical population

See concept 3.6 of the Eurostat metadata file prc_ppp_esms.

3.7. Reference area

The whole country.

3.8. Coverage - Time

See concept 3.8 of the Eurostat metadata file prc_ppp_esms.

3.9. Base period

Not applicable, because PPPs (Purchasing power parities) are primarily spatial indicators.


4. Unit of measure Top

See concept 4 of the Eurostat metadata file prc_ppp_esms.


5. Reference Period Top

See concept 5 of the Eurostat metadata file prc_ppp_esms.


6. Institutional Mandate Top
6.1. Institutional Mandate - legal acts and other agreements

See concept 6.1 of the Eurostat metadata file prc_ppp_esms.

6.2. Institutional Mandate - data sharing

See concept 6.2 of the Eurostat metadata file prc_ppp_esms.


7. Confidentiality Top
7.1. Confidentiality - policy

Statistical secrecy is established by Law to safeguard the privacy of citizens in general and to ensure trust in the NSS. All personal data collected by the authorities, for statistical purposes, are considered confidential, being protected by the professional secrecy, either by employees or others who became aware of them by means of their professional duties related with the official statistical activity.

The breach of confidentiality is considered a very serious administrative offence (in case of violation of professional secrecy it implies criminal responsibility), while the non-response to surveys within the period stipulated by the statistical authority is considered a serious administrative offence.

The staff of Statistics Portugal signs legal confidentiality commitments on appointment.

Instructions and guidelines exist for the protection of statistical confidentiality, both at concerns production and dissemination processes.

For the case of contractors, GFCF experts and consumer goods price collectors, the confidentiality issue is assured by the legal contract framework. 

7.2. Confidentiality - data treatment

See previous point


8. Release policy Top
8.1. Release calendar

See chapter 1.3.

8.2. Release calendar access

See chapter 1.3.

8.3. Release policy - user access

See chapter 1.3.


9. Frequency of dissemination Top

See concept 9 of the Eurostat metadata file prc_ppp_esms.


10. Accessibility and clarity Top
10.1. Dissemination format - News release

INE prepares one annual publication based on results of the 3 previous years (December) following the timeliness of the EU official publications. Data is available at INE’s general website on the page of diffusion of statistical information.

See: Statistics Portugal database and search for “purchasing power parities”. The publication is available in Portuguese and English, the Portuguese version is usually more detailed than the English one.

10.2. Dissemination format - Publications

See chapter 1.3.

10.3. Dissemination format - online database

See chapter 1.3.

10.4. Dissemination format - microdata access

See concept 10.4 of the Eurostat metadata file prc_ppp_esms.

10.5. Dissemination format - other

Not applicable

10.6. Documentation on methodology

The latest version of the "EUROSTAT-OECD Methodological manual on purchasing power parities" is available online. 

10.7. Quality management - documentation

See concept 10.7 of the Eurostat metadata file prc_ppp_esms.


11. Quality management Top
11.1. Quality assurance

All data provided undergo a detailed multilateral validation process, described in detail in the PPP Manual (see 10.6).

11.2. Quality management - assessment

At European level, the PPP Regulation requires Eurostat to assess the PPP processes of each EU Member State at least once every six years and to publish the results of these assessments on the Eurostat website. The outcome of these assessments are released on Eurostat's website.


12. Relevance Top
12.1. Relevance - User Needs

See concept 12.1 of the Eurostat metadata file prc_ppp_esms.

12.2. Relevance - User Satisfaction

See concept 12.2 of the Eurostat metadata file prc_ppp_esms.

12.3. Completeness

All indicators are calculated and published.


13. Accuracy Top
13.1. Accuracy - overall

See concept 13.1 of the Eurostat metadata file prc_ppp_esms.

13.2. Sampling error

See concept 13.2 of the Eurostat metadata file prc_ppp_esms.

13.3. Non-sampling error

See concept 13.3 of the Eurostat metadata file prc_ppp_esms.


14. Timeliness and punctuality Top
14.1. Timeliness

See concept 14.1 of the Eurostat metadata file prc_ppp_esms.

14.2. Punctuality

See concept 14.2 of the Eurostat metadata file prc_ppp_esms.


15. Coherence and comparability Top
15.1. Comparability - geographical

See concept 15.1 of the Eurostat metadata file prc_ppp_esms.

15.2. Comparability - over time

See concept 15.2 of the Eurostat metadata file prc_ppp_esms.

15.3. Coherence - cross domain

See concept 15.3 of the Eurostat metadata file prc_ppp_esms.

15.4. Coherence - internal

Not applicable


16. Cost and Burden Top

Not applicable.

16.1. Persons involved in the PPP exercise

Not applicable.


17. Data revision Top
17.1. Data revision - policy

See concept 17.1 of the Eurostat metadata file prc_ppp_esms.

17.2. Data revision - practice

Not applicable, cf. 17.1.


18. Statistical processing Top
18.1. Source data

See concept 18.1 of the Eurostat metadata file prc_ppp_esms.

18.2. Frequency of data collection

See concept 18.2 of the Eurostat metadata file prc_ppp_esms.

18.3. Data collection

See concept 18.3 of the Eurostat metadata file prc_ppp_esms .

18.4. Data validation

See concept 18.4 of the Eurostat metadata file prc_ppp_esms .

18.5. Data compilation

See concept 18.5 of the Eurostat metadata file prc_ppp_esms.

18.6. Adjustment

See concept 18.6 of the Eurostat metadata file prc_ppp_esms .


19. Comment Top

No comments.


Related metadata Top


Annexes Top