I had never heard the term "jawboning" before. According to Merriam-Webster it is "the use of public appeals (as by a president) to influence the actions especially of business and labor leaders" or "broadly : the use of spoken persuasion". Regarding TFA: I don't think trading freedoms of one group (the platform users) for those of another (the platform operators) is a good solution. Visa/Mastercard should have the r…
Given their market dominance, they should absolutely not have any right to refuse service. At that level of scale, they need to be treated like common carriers, who must handle all communications/transactions.