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High-Value, High-Quality? A Cross-National Comparison of Open Government Data Between Switzerland and Five EU Countries Cover

High-Value, High-Quality? A Cross-National Comparison of Open Government Data Between Switzerland and Five EU Countries

By: Leonardo Mori and  Tobias Mettler  
Open Access
|Dec 2025

Abstract

Open government data (OGD) initiatives, in Switzerland and elsewhere, are increasingly promoted in the name of economic value. In this context, the European Union (EU) introduced the concept of high-value datasets (HVDs), consisting of datasets whose reuse is expected to generate particularly high economic benefits. In the EU, HVDs are identified based on thematic categories and are to be prioritised for publication with minimal legal and technical barriers, with particular emphasis on data quality. While the identification of HVDs has been discussed in literature, given the recent introduction of the HVD concept, the relationship between the adoption of the HVDs prioritisation strategy and dataset quality has yet to be empirically measured. To address this question, we analyse metadata from 318,696 OGD datasets across six national portals: five from EU countries implementing the HVD approach and one from Switzerland, which does not. Using an index measuring adherence to good practice standards for OGD publishing, which is necessary to ensure data quality, we find that while HVDs tend to score higher on best practices compliance metrics, prioritisation alone does not resolve persistent quality issues and may introduce new risks.

 

Zusammenfassung

Initiativen für offene Verwaltungsdaten (OGD) rücken zunehmend den wirtschaftlichen Nutzen in den Vordergrund. Diese Studie untersucht, ob die von der EU geförderte Priorisierung von High-Value-Datensätzen (HVDs) zur Steigerung der Datenqualität führt. Anhand von Metadaten zu 318 696 Datensätzen in sechs Ländern zeigt sich: HVDs schneiden bei Qualitätsstandards besser ab, doch Priorisierung allein behebt bestehende Qualitätsprobleme nicht unbedingt und kann neue Risiken mit sich bringen.

 

Résumé

Les initiatives de données gouvernementales ouvertes (OGD) mettent de plus en plus l’accent sur leur potentiel économique. Cette étude analyse le rapport entre la stratégie de priorisation de certaines données, les ensembles de données de forte valeur (HVD) promus par l’UE, et la qualité des données. En examinant les métadonnées de 318 696 ensembles dans six pays, nous constatons que les HVD respectent mieux les bonnes pratiques de publication en moyenne, mais que la priorisation seule ne résout pas les problèmes de qualité et peut engendrer de nouveaux risques.

 

Schlagworte: Offene Regierungsdaten; hochwertige Datensätze; Datenqualität; Datenverwaltung

Mots-clés: Données gouvernementales ouvertes; ensembles de données de forte valeur; qualité des données; gouvernance des données

DOI: https://doi.org/10.5334/ssas.233 | Journal eISSN: 2632-9255
Language: English
Submitted on: Aug 8, 2025
Accepted on: Dec 2, 2025
Published on: Dec 10, 2025
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services
Publication frequency: 1 issue per year

© 2025 Leonardo Mori, Tobias Mettler, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.