The study develops slack-based environmental performance index (SBEPI) to conduct the
environmental performance of Pakistan's major sectors of the economy, which include …

To our knowledge, the previous studies did not answer the following questions: how much
does window analysis differ from the original Data Envelopment Analysis (DEA) approaches …

To examine a change in unified efficiency of provincial power industry, this study proposes
an approach which combines Data Envelopment Analysis-Discriminant Analysis (DEA-DA) …

As a newly-proposed method, intermediate approach has several unique features, relative
to conventional radial and non-radial approaches. This study contributes to the DEA …

This study is aimed at performing the eco-efficiency assessment of the electricity sector in 28
European Union countries. The novelty of our work resides in the combination of Data …

Sustainable public procurement plays an important role in addressing not only
environmental but also economic and social issues through government acquisitions from …

As the second largest economy in the world, China faces serious environmental issues.
Currently, how to promote sustainability has become an important priority for policymakers …

The static unified efficiency indices are not good at tracking unified efficiency changes
across time. To this end, this study adopts Meta-frontier Malmquist unified efficiency indices …

This study discusses the concept of natural and managerial disposability from their
economic and methodological implications on social sustainability development. Then, it …

This study empirically assesses the performance of the petroleum industry, focusing upon
independent companies, in the United States (US). For the empirical study, we use the Data …