Nan Zhu

2 ta ish

Southwestern University of Finance and Economics

1. Energy efficiency evaluation, technology gap ratio, and determinants of energy productivity change in developed and developing G20 economies: DEA super-SBM and MLI approaches

   Wasi Ul Hassan Shah, Nan Zhu, Gang Hao +2

   Maqola20232 iqtibos

   ABIABI:AkademIndex/2026.other.032233

2. Role of renewable, non-renewable energy consumption and carbon emission in energy efficiency and productivity change: Evidence from G20 economies

   Wasi Ul Hassan Shah, Gang Hao, Hong Yan +3

   Maqola20232 iqtibos

   ABIABI:AkademIndex/2026.other.447371