Table 1 Most recent studies on the EKC in South Asia.

From: An environmental perspective of energy consumption, overpopulation, and human capital barriers in South Asia

Authors

Context

Period

Methods

Key findings

Murshed et al.57

South Asia

1972–2014

Panel data analysis

EG and EX affect CO2

Majumdar et al.58

South Asia

1972–2015

Quantile regression

EN affects CO2

Khan et al.59

South Asia

1972–2017

FMOLS

Bidirectional causality between EGU and EG. Causality between CO2 emissions and GDP

Lau et al.60

ASEAN

2000–2020

Systematic review

Mixed

Sadiq et al.23

South Asia

1972–2019

FMOLS

EKC validated

Amin et al.61

South Asia

1998–2019

Panel data analysis

FI, GDP, and FDI affect CO2

Tan et al.22

Southeast and South Asia

2013–2019

Binomial regression

EKC validated

Mehmood et al.20

South Asia

1995–2014

ARDL

Mixed

Reza et al.62

South Asia

1995–2018

FMOLS and DOLS

Mixed

Sharma et al.63

South Asia

1990–2016

CS-ARDL

SMT and income affect CO2

Murshed and Dao19

South Asia

1995–2015

Panel data analysis

IT, RET, EG, and FDI affect EF

Jingpeng et al.64

South Asia

1980–2019

Quantile and non-parametric causality

Mixed

Fong et al.65

Southeast Asia

1993–2012

Spatial regression

EKC validated

Sattar et al.66

South Asia

2004–2019

FMOLS

CODI affect CO2

Hanif et al.67

ASEAN

1995–2020

Cointegration analysis

NRE and GL affect CO2

Rahman and Alam68

Asia–Pacific

1960–2020

Driscoll and Kraay’s standard error and PCSE

Mixed

Wangzhou et al.69

5 High emitters in Asia

1995–2019

Panel-NARDL-AMG

TO affects CO2

Sampene et al.70

South Asia

1990–2017

CS-ARDL and Dumitrescu and Hurlin causality

Mixed

Rahman et al.14

South Asia

1990–2017

panel cointegration

Mixed

  1. EG: economic growth, EX: export, EL: electricity, FI: financial inclusion, TR: trade openness, EI: economic inclusion, EF: ecological footprints, IT: intra-regional trade, RET: renewable energy transition, CODI: China’s outwards direct investment, NRE: non-renewable energy, TO: tourism.