In their seminal book, "Radical Markets," Eric Posner and Glen Weyl introduce quadratic voting to improve (or radicalize) democratic preference voting. They argue that by allowing voters to express preference intensity and introducing a social cost for voters, the vote more accurately reflects the populous opinion on a set of choices...
Hey, thanks for reaching out!
It's true, I'm not doing a good job allowing my users to learn more :/. If you have feedback how I could improve that, I'm grateful to hear it!
Now, the TL;DR version is:
A few people have created stock tickers for data sets they're selling on Ethereum. If you buy 1 stock, you can use their data set e.g. once. I was interested in investing in these data tokens but didn't know which ones were the best. So I started ranking them by how much and how widely they're traded.
Hope that explains it a bit. Happy to answer further questions!