Using a stacked differences-in-differences approach, we study the effects of Low Emission Zones (LEZs) in Germany. The implementation of stage 1 and 2 LEZs, which banned the most pollution-intensive vehicles from city centers, significantly reduced PM10 concentrations. The most restrictive third...

Air pollution generates vast health burdens and economic costs around the world. Pollution exposure varies greatly, both between countries and within them. But the degree of air quality inequality and its' trajectory have not been quantified at a global level. I use economic inequality indices...

In pursuit of innovation-driven green development, effectively leveraging innovation policies for environmental betterment has emerged as a pivotal challenge in China's sustainable development trajectory. Investigating 287 Chinese cities from 2010 to 2020, this study adopts the pilot initiative...