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An analysis of hospital efficiency and productivity growth using the Luenberger productivity indicator
Pestana Barros, Carlos, (2007)
Has DRG payment influenced the technical efficiency and productivity of diagnostic technologies in Portugese public hospitals? : An empirical analysis using parametric and non-parametric methods
Dismuke, Clara Elizabeth, (1998)
The advantage of relative backwardness : an input-output approach
Milberg, William S., (1993)