57 citations
- Centre National de la Recherche ScientifiqueFR13 papers
- Sorbonne UniversitéFR6 papers
- Centre d'Économie de la SorbonneFR3 papers
- CEPN - Centre d'Economie de l'Université Paris Nord3 papers
- Observatoire des Sciences et des TechniquesFR3 papers
- Centre de Recherche en Économie et StatistiqueFR2 papers
- Centre de Recherche Médecine, Sciences, Santé, Santé Mentale, SociétéFR2 papers
- École des hautes études en sciences socialesFR2 papers
- École Normale Supérieure - PSLFR2 papers
- Institut de Recherche pour le DéveloppementFR2 papers
- Laboratoire de Physique de l'Ecole Normale SupérieureFR2 papers
- Université Joseph FourierFR2 papers
26 papers
From OA colors to observable access states: A commentary on the 2026 OpenAlex proposal
Abdelghani Maddi
The OpenAlex Colors Working Group proposes replacing the familiar Gold, Green, Hybrid, Bronze and Closed taxonomy with a work-level framework based on three dimensions: access, loc…
Discoverability matters: Open access models and the translation of science into patents
Abdelghani Maddi, Chongjun Xi, Xiaoting Chen +2
Scientific research is a key input into technological innovation, yet not all scientific knowledge is equally mobilized in patents. This paper examines how different scientific pub…
Beyond authorship: Analyzing contributions in PLOS ONE and the challenges of appropriate attribution
Abdelghani Maddi, Jaime A. Teixeira da Silva
This study aims to evaluate the accuracy of authorship attributions in scientific publications, focusing on the fairness and precision of individual contributions within academic w…
Geographical and Disciplinary Coverage of Open Access Journals: OpenAlex, Scopus and WoS
Abdelghani Maddi, Marion Maisonobe, Chérifa Boukacem-Zeghmouri
This study aims to compare the geographical and disciplinary coverage of OA journals in three databases: OpenAlex, Scopus and the WoS. We used the ROAD database, managed by the ISS…
The Gerontocratization of Science: How hypergrowth reshapes knowledge circulation
Antoine Houssard, Floriana Gargiulo, Tommaso Venturini +2
Scientific literature has been growing exponentially for decades, with publications from the last twenty years now comprising 60% of all academic output. While the impact of inform…
The Nexus of Open Science and Innovation: Insights from Patent Citations
Abdelghani Maddi
This paper aims to analyze the extent to which inventive activity relies on open science. In other words, it investigates whether inventors utilize Open Access (OA) publications mo…