Langer, M. and Głód, G. 2026. WHEN DOES A HOSPITAL RECEIVE STATE AID? THE PRIVATE INVESTOR AND PRIVATE CREDITOR TEST IN MANAGEMENT PRACTICE. Ekonomia i Prawo. Economics and Law. 25, 3 (Sep. 2026), 463–474. DOI:https://doi.org/10.12775/EiP.2026.21.