This paper examines the technical efficiency, technological gap ratio (TGR) and productivity change of Indian pharmaceutical firms across different groups. The groups are formed based on their size, strategies and product varieties. The study indicates that vertically integrated firms that...

This paper examines the competitiveness of Indian pharmaceutical firms by computing their technical efficiency for the period 1991 to 2005 using the non–parametric approach of data envelopment analysis (DEA). The analysis establishes that even though the output efficiency levels of firms...

Using the nonparametric approach of Data Envelopment Analysis (DEA), this paper examines firm’s heterogeneity in the Indian pharmaceutical industry by measuring their input and output efficiencies for the period 1991 to 2005. The analysis establishes that even though firms have been able to...