Maritime traditions can be used as a model for creation of a space salvage entity that would incentivize private contractors to remove orbital debris via a credit based system.
Space debris removal company Astroscale secures $30 million
The Japanese company announced the new tranche of funding this week at the 35 Space Symposium
https://spacenews.com/astroscale-raises-30-million-opens-u-s-office-in-denver/