Chris Wilson writes: It appears that Richard Tol is still publishing these data, only now fitting a piecewise linear function to the same data-points. https://academic.oup.com/reep/article/12/1/4/4804315#110883819 Also still looks like counting 0 as positive, “Moreover, the 11 estimates for warming of 2.5°C indicate that researchers disagree on the sign of the net impact: 3 estimates are …