Danield Schmattenberger made a distinction between complicated problems and complex problems as the difference between a highly technical blueprint of a deterministic machine vs something more like a nonlinear dynamical system that feeds into or models itself.
The healthcare one is odd to point out in relation to the other two. The incentives in healthcare are misaligned, so that higher prices mean more profits. It’s a simple but not easy fix to close that loophole.
Additionally there are https://en.wikipedia.org/wiki/Wicked_problem
So get cracking tokenmaxxers