And here is the actual author describing the link https://twitter.com/nicolalimodio/status/1181581317596745728?s=21 https://twitter.com/nicolalimodio/status/118

And here is the actual author describing the link https://twitter.com/nicolalimodio/status/1181581317596745728?s=21 https://twitter.com/nicolalimodio/status/1181581317596745728... You could also read the paper. The part linking silver prices to charitable giving is straightforward.