What are proposals of things that don’t have a market, but could have?
Imagine that you have a large pool of cases, where in each case you weakly suspect some sort of villainous stink. But you have a limited investigative resource, which you can only apply to one case, to sniff for stick there.
Robin Hanson’s blog doesn’t have a market, but it could have. People could use their donations (to his blog) to rank his blog entries.
Reverse auction (1-sided market?) for military draft: Reverse auction for military draft
some ideas in “What can money buy directly?” which tackles how to expand that category: http://www.overcomingbias.com/2020/04/what-can-money-buy-directly.html