Can past informality impede registered firms' access to credit? Journal of Comparative Economics, 53(3), 786-815. (2025).
Can innovation reduce the size of the informal economy? with K.I.H. Yéo, Comparative Economic Studies. (2025).
Firms' sustainable and responsible innovation in Nigeria: Does informality play a role? with F. Gasmi and M. Sanni, Economics of Transition and Institutional Change (formerly Economics of Transition), 33(1), 139-164. (2025).
An empirical analysis of the social contract in the Middle East and North Africa region and the role of digitalization in its transformation, with F. Gasmi, P. Noumba Um, and P. Rojas Milla, Economics of Transition and Institutional Change (formerly Economics of Transition), 32(4), 1193-1243. (2024).
Explaining process innovation in developing countries: The role of a firm's status, formal or informal, Managerial and Decision Economics, 44(6), 3077-3085. (2023).
Competing against 'invisibles': the effect of competition from informal firms on formal firms' R&D, Eurasian Business Review, 13(1), 87-117. (2023).
Separating innovation short-run and long-run technical efficiencies: Evidence from the Economic Community of West African States (ECOWAS), European Journal of Comparative Economics, 19(1), 103-141. (2022).
Gouvernance et autonomie stratégique par l'innovation : Une étude exploratoire, avec E. Szego, Economie Appliquée, 1(3), 83-113. (2022). English Abstract.
Innovation, ancienneté du manager et implication des employés dans la prise de décision au sein des entreprises d'un pays en développement, Revue Economique, 73(5), 781-810. (2022). English Abstract.
Determinants of employees' participation in decision-making in developing countries: Does a firm's formal versus informal status matter?, Managerial and Decision Economics, 43(5), 1501-1514. (2022).
Power outages and registered firms' financial constraints in developing countries. CREM Working Paper. Center for Research in Economics and Management, University of Rennes, University of Caen, and CNRS. July 2025. Submitted.
Does firm informality hurt permanent employment? with K.I.H. Yéo. CREM Working Paper. Center for Research in Economics and Management, University of Rennes, University of Caen, and CNRS. July 2025. Submitted.
Managing credit constraints under competitive pressure from the informal sector. May 2025. Under Review.
High-quality financial statements, credit constraints, and labor productivity. CREM Working Paper. Center for Research in Economics and Management, University of Rennes, University of Caen, and CNRS. March 2025. Revise and Resubmit at Economics Bulletin.
Informal origin and the labor productivity of registered firms in sub-Saharan Africa. CREM Working Paper. Center for Research in Economics and Management, University of Rennes, University of Caen, and CNRS. February 2025. Under Review.
Evaluating the integration of artificial intelligence technologies in defense activities and the effect of national innovation system performance on its enhancement, with E. Szego. MPRA Paper no. 120617. April 2024.