Table 1 Annual Annual Damage Marginal Benefit of Annual Cost of Marginal Cost of tonnes of from pollution pollution reduction pollution reduction pollution reduction emissions ($) measures measures measures ($) ($) ($) 8 $700,000 SO 7 $535,000 $37,000 6 $400,000 $87,000 5 $310,000 $150,000 4 $230,000 $230,000 3 $170,000 $360,000 2 $115,000 $560,000 1 $96,000 $765,000 0 $0 $998,000