This paper contributes to the link between social and cultural factors with countries innovation performance. By measuring 25 countries’ innovation efficiency with the use of conditional and unconditional DEA (Data Envelopment Analysis) frontiers the paper provides empirical evidence of the...

By applying conditional and unconditional data envelopment analysis (DEA) models along side with statistical inference using bootstrap techniques; this paper investigates the link between China’s carbon dioxide emissions (CO2) environmental efficiency and its economic growth (measured in GNI...