However, if your goal is to increase stakeholdership, how would a policy that explicitly disincentivizes that behavior fix anything?
In any case, taxes do not go into a black hole, no matter how much the right likes to encourage this self-serving fiction. Taxes generally get spent down the economic ladder and move people up the economic ladder, increasing their marginal propensity to save. People must have money if you want them to save money.
Even more concretely: reversing the policies which dissolved the middle class might reasonably be expected to restore the middle class, or at least slow their demise.
But the point isn't to increase stakeholdership so much as to stop privileging stakeholders with very low effective tax bills relative to mere workers, which means that there's a lot less cause for concern about those workers not owning their means of production
To whom are the selling? The buyers would be only those that can make efficient enough returns to offset this tax due to their existing systemic advantages, like economies of scale or regulatory lobbying.
> But the point isn't to increase stakeholdership so much as to stop privileging stakeholders with very low effective tax bills relative to mere workers
At this point I think there is ample evidence that policy in this country does not move forward without the consent of these so-called privileged stakeholders. If you take that as a given, why would you support handing these people an economic machine gun to point at your future self?
Even assuming this is true, then what? Do you think the average joe is going to suddenly buy alphabet or meta stocks because bill ackman or ken griffin sold their shares to buy bigger yachts?