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  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions. Download This Image
  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.
  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.
  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.
  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.
  • Bob Frank Quote - Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.
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Once firms had to pay to pollute, they became incredibly inventive at figuring out cheaper ways to eliminate their SO2 emissions.