Can markets reduce pollution in India?

Oct. 10, 2024 - The Economist

I ndia’s battle with pollution has gone literal. To clean up Delhi’s filthy air, officials now routinely deploy “anti-smog” guns across the capital.

The band-aid solution reflects desperation: air pollution, India’s public-health enemy number one, kills around 2m people a year. Recent research, however, suggests that it may be vulnerable to a more abstract weapon: market forces.

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