| A | B | C | D | E | ||
|---|---|---|---|---|---|---|
1 | Social cost of carbon | Optimistic | Realistic | Pessimistic | Source: | |
2 | Global social cost of carbon (66% CI) per tonne | $177 | $417 | $805 | Country-level social cost of carbon paper | |
3 | Adjustment for over- or underestimating the true social cost of carbon | 10 | 1 | 0.1 | "Valuing climate damages at the country level" | |
4 | Over- or underestimate adjusted social cost of carbon (per tonne) | $17.7 | $417 | $8,050 | Formula: row 2 / row 3 | |
5 | ||||||
6 | Income adjustment | |||||
7 | Income adjustment (a dollar is 120-13,610 more to GiveDirectly recipients than someone on Median US income i.e. η from 1 to 2) | 13,610 | 1,260 | 120 | Ord "The value of money going to different groups" | |
8 | Social cost of carbon per tonne (relative to cash transfers) | $0.001 | $0.33 | $67 | Formula: row 4 / row 7 | |
9 | ||||||
10 | Cost per tonne of CO2 averted | $232 | $10 | $0.02 | See cell comments | |
11 | Benefit cost ratio: Cost of carbon / Carbon averted i.e. Climate change is X times more effective than cash | 0.00001 | 0.03 | 3,354 | Formula row 8 / row 10 | |
12 | ||||||
13 | Global development interventions effectiveness | |||||
14 | GiveDirectly vs. global health interventions | 17.5 | 7.95 | 0.83 | Givewell CBA | |
15 | Climate change is X times more effective than global development interventions | 0.0000003 | 0.004 | 4,041 | Formula: row 11 / row 14 |