Most projected emission cuts came from a few cheap projects, mainly ferry conversions and two factory retrofits. Most of the money went to projects costing far more per ton than the carbon price: 97% of spending was above $71 per ton and 56% was above $1,000 per ton.
| costCeiling | measure | order | share |
|---|---|---|---|
| Up to $50 | Share of tons cut | 1 | 0.169 |
| Up to $50 | Share of spending | 1 | 0.0122 |
| Up to $71 (top auction price) | Share of tons cut | 2 | 0.2801 |
| Up to $71 (top auction price) | Share of spending | 2 | 0.0292 |
| Up to $100 | Share of tons cut | 3 | 0.2805 |
| Up to $100 | Share of spending | 3 | 0.0292 |
| Up to $230 (EPA social cost) | Share of tons cut | 4 | 0.7396 |
| Up to $230 (EPA social cost) | Share of spending | 4 | 0.1759 |
| Up to $500 | Share of tons cut | 5 | 0.799 |
| Up to $500 | Share of spending | 5 | 0.2288 |
| Up to $1,000 | Share of tons cut | 6 | 0.9248 |
| Up to $1,000 | Share of spending | 6 | 0.4443 |
| Up to $5,000 | Share of tons cut | 7 | 0.9907 |
| Up to $5,000 | Share of spending | 7 | 0.7345 |
| Up to $10,000 | Share of tons cut | 8 | 0.9973 |
| Up to $10,000 | Share of spending | 8 | 0.8574 |
| All projects | Share of tons cut | 9 | 1 |
| All projects | Share of spending | 9 | 1 |