Stonekettle with his latest essay, on the so-called tax bill (actually a ripoff of the Treasury but whatever), and why the GOP actually doesnโt care if they get hammered in the next election.
Someone in the comments noted the old XIX Century name for trickle-down economics: Horse and Sparrow Theory.
(The idea is that you feed enough oats to a horse and some of the seeds will pass out in the horse apples for sparrows to pick out, benefiting the sparrows. Possibly a better metaphor since it describes a big steaming pile of manure in the road.)