Data Source

Registry

Type of Study

Cross-section, regular

Data gathering method

Registries

Ease

Cannot be downloaded directly

Conditions of access

Formal agreements (e.g. fees, research contracts, institutional agreements, etc.)

Access to data requires: (1) Access fee (2) official authorisation (CCS)

Time elapsed between application and reception of data

Months

Type of available data (e.g. anonymised microdata, aggregated tables, etc.)

Anonymised microdata

Formats available

SPSS (default)

Language issues

Contact data administrator (see contact information)

Years of collection, reference years, and sample sizes

Data was collected between 2006 and 2011 with an integral observation of the population. Data collection is scheduled to continue at some point in the future.

First year of collection

2006

Stratification if applicable

Not applicable

Base used for sampling

Not applicable

Geographical coverage and breakdowns

All jobs and (pension, social) benefits within Dutch tax regime

Age range

No age restrictions

Statistical representativeness

Representative for all employee jobs in the Netherlands

Coverage of main and cross-cutting topics

Detailed study of: Wages, working hours, type of labour contract.

Further Reading

www.cbs.nl/.../2013-3787-wm.htm

Possibility of linkage among databases

Linkable to other person databases through anonymised personal number.

Entry errors if applicable

Relatively low quality of data during the first years (2006, 2007) because of start up problems (coverage). Differences in quality of variables.

Breaks

Break in 2010 due to methodological changes and a new definition of employed population.

Consistency of terminology or coding used during collection

Terminology is consistent in time.

Strengths: This dataset provides high quality data, and includes full coverage of jobs and (social, pension) benefits. Weaknesses: Data problems (coverage) in start up years and the variables are of different quality.