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A directional distance function approach for identifying the input/output status of medical residents
Ferrier, Gary Donald; Leleu, Hervé; Valdmanis, Vivian G.; … - In: Applied economics 50 (2018) 9, pp. 1006-1021
Persistent link: https://www.econbiz.de/10011848231
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Hospital capacity in large urban areas: is there enough in times of need?
Ferrier, Gary; Leleu, Hervé; Valdmanis, Vivian - In: Journal of Productivity Analysis 32 (2009) 2, pp. 103-117
Persistent link: https://www.econbiz.de/10005015367
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Estimating technology characteristics of the U.S. hospital industry using directional distance functions with optimal directions
Vardanyan, Michael; Valdmanis, Vivian G.; Leleu, Hervé; … - In: Omega : the international journal of management science 113 (2022), pp. 1-11
Persistent link: https://www.econbiz.de/10013534462
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Environmental factors and productivity on Dutch hospitals: a semi-parametric approach
Blank, Jos; Valdmanis, Vivian - In: Health Care Management Science 13 (2010) 1, pp. 27-34
Persistent link: https://www.econbiz.de/10008631272