Patterns of ‘inventive concentration’ in green technologies are measured and analysed using patent data on fuel cells — potentially one of the most important ‘green’ technologies. Six measures are described and tested: the coefficient of variation; the Herfindhal index; the 4-firm and...

Purpose: The purpose of this paper is to examine how the research knowledge in OM has been obtained and distributed since the first journals in OM began publication in 1980, changes in the interests of OM over the decades and where they are heading in the future; and to explore the changing...

Purpose: The article's aim is to refine prospects for theorising in public sector accounting (PSA) research in order to capture the methodological benefits promised by its multi-disciplinarity. Design/methodology/approach: The study primarily employs a bibliometric analysis of research outputs...