2 posts
Guides
How to read a score, question a vendor and pick a lighter model.
How to read an index score
A company's score is a weighted sum of six pillars, each 0–100, with a confidence grade attached. Here is what the number means, why a 70 with a D grade is not a 70 with an A grade, and the three bands the index uses.
How we estimate what companies won't tell us
161 of the 210 key figures in the index are estimates or derivations, because 27 of 30 companies publish nothing per prompt and many publish nothing at all. Every estimate shows its working. Here are the rules, the factors and the uncertainty.