Bobby Rush actually said...

The Clean Air Act requires the EPA to set primary National Ambient Air Quality Standards at concentration levels sufficient to protect the p...

the current standard of 75 parts per billion is not adequate to protect the public health.

Well, you also point out that, since 1980, we have reduced our air pollution by nearly 70 percent and our economy has tripled.

Has there been any cost-benefit analysis by the EPA or any other agency either before, during, or after the proposal?