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- [1] Discussing Medicare physician productivity and the exploratory analysis HEALTH CARE FINANCING REVIEW, 2007, 29 (02): : 41 - 47
- [2] Productivity adjustment in the Medicare physician fee schedule update HEALTH CARE FINANCING REVIEW, 2007, 29 (02): : 5 - 14
- [7] Specialization, R&D and productivity growth: evidence from EU regions ANNALS OF REGIONAL SCIENCE, 2012, 49 (01): : 35 - 51
- [8] Specialization, R&D and productivity growth: evidence from EU regions The Annals of Regional Science, 2012, 49 : 35 - 51