Duggal, Vijaya G.; Saltzman, Cynthia; Klein, Lawrence R. Infrastructure and productivity: an extension to private infrastructure and it productivity. (English) Zbl 1247.91135 J. Econom. 140, No. 2, 485-502 (2007). MSC: 91B82 PDFBibTeX XMLCite \textit{V. G. Duggal} et al., J. Econom. 140, No. 2, 485--502 (2007; Zbl 1247.91135) Full Text: DOI
Duggal, Vijaya G.; Saltzman, Cynthia; Klein, Lawrence R. Infrastructure and productivity: A nonlinear approach. (English) Zbl 0929.62114 J. Econom. 92, No. 1, 47-74 (1999). MSC: 62P20 91B38 PDFBibTeX XMLCite \textit{V. G. Duggal} et al., J. Econom. 92, No. 1, 47--74 (1999; Zbl 0929.62114) Full Text: DOI