The Clean Air Act of 1970 led to an over 10 percent reduction in pollution ("ambient TSP levels") in the three years after the regulation went into effect. This caused individuals to work more and earn more, with estimated cumulative lifetime income gains for each individual of $4,300

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The Clean Air Act of 1970 led to an over 10 percent reduction in pollution ("ambient TSP levels") in the three years after the regulation went into effect. This caused individuals to work more and earn more, with estimated cumulative lifetime income gains for each individual of $4,300