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An indirect approach to measuring productivity in private services
Mellander, Erik, (1992)
What's spurious, what's real? : Measuring the productivity impacts of ICT at the firm-level
Hempell, Thomas, (2002)
What's Spurious, What's Real? Measuring the Productivity Impacts of ICT at the Firm-Level
Hempell, Thomas, (2015)
Product Market Regulation And Macroeconomic Performance : A Review of Cross-Country Evidence
Schiantarelli, Fabio, (2005)
Financial constraints and investment : methodological issues and international evidence
Schiantarelli, Fabio, (1996)
Product market regulation and macroeconomic performance : a review of cross country evidence