This answer doesn’t come with a strong epistemic status on my part, but seems like it has the components needed to work, perhaps with different numbers though.
In this answer we’re trying to equitably split gains-from-trade, and not capture every drop we can :) And we don’t handle the case without resale.
Auction off VISAs once a year, price them at the median of the winning bids, and allow the winners to resell them for at most 10% more.
This answer doesn’t come with a strong epistemic status on my part, but seems like it has the components needed to work, perhaps with different numbers though.
In this answer we’re trying to equitably split gains-from-trade, and not capture every drop we can :) And we don’t handle the case without resale.