Using a sample of 12,550 firm-year observations for the US over the period 2009-2021, we empirically examine the impact of environmental innovation on firm-level investment efficiency. Using fixed-effect regressions, our results indicate that eco-innovation has a significant and positive impact...

The study addresses the pressing issue of environmental degradation, pinpointing carbon dioxide (CO2) emissions as its primary driver, posing a threat to global environmental sustainability, including the member countries of the European Union (EU). Global warming problems persist, but previous...