What are the examples of some of the other industries that thrive on this kind of asymmetric information for the buyer? Reminded me of this article by Tyler Co

What are the examples of some of the other industries that thrive on this kind of asymmetric information for the buyer? Reminded me of this article by Tyler Cowen https://www.cato-unbound.org/2015/04/06/alex-tabarrok-tyler-cowen/end-asymmetric-information https://www.cato-unbound.org/2015/04/06/alex-tabarrok-tyler-...