Stringent Policy Changes Caused US Manufacturing to Reduce Air Pollution — This Was Achieved Even as Output Was Rising: Reed Walker

June 2023

The Economic Times – India

Reed Walker, Energy Institute Faculty Affiliate analyzes in The Economic Times – India, the correlation between declining air pollution and increasing production output levels.

“At the same time, air pollution from US manufacturing has fallen dramatically. One possible hypothesis was that we’re now producing cleaner goods in the US and have outsourced the dirtier production — so, the composition of goods may have changed. Another hypothesis was that we’re producing the same types of goods but through much cleaner modes — this is termed a technique effect.”