Leleu, Hervé; Moises, James; Valdmanis, Vivian - In: International Journal of Production Economics 136 (2012) 2, pp. 297-305
Authors of past studies focusing on returns to scale in hospitals proffered mixed results. These seemingly contradictory findings have probably arisen due to different methodological approaches (parametric or non parametric), different aggregation levels of analysis (hospital/department/units),...