[crabmusket]

This is broadly why I'm in favour of aggressive antitrust and pro-competition regulation. Companies should be kept medium-sized and competitive. Economies of scale should be sought through cooperation, not conglomeration.

[crotchfire]

The "one-knob, self-adjusting" way to implement this is a revenue-neutral size tax: https://news.ycombinator.com/item?id=39235533