ICTWSS: database on institutional characteristics of trade unions, wage setting, state intervention and social pacts



The ICTWSS database is an industrial relations indicators database made available by Jelle Visser of AIAS. This data source contains annual quantitative and quantified qualitative data for all OECD and EU Member States, plus some emerging economies, covering four key elements of modern political economies: trade unionism, wage setting, state intervention and social pacts. The reason for this database is academic.

Data Providers

University of Amsterdam

Data Collection

Periodicity of collection


Type of information available

  • Text Documents Available
  • Indicators available
  • Guidelines for use available
  • Search or browse function available online


Freely accessible without registration

DOI number:


Stay up to date via our newsletter

© 2022 HIVA - Research Institute for Work and Society