Cryptographic and Financial Fairness. (arXiv:2207.10780v2 [cs.CR] UPDATED)

A recent trend in multi-party computation is to achieve cryptographic
fairness via monetary penalties, i.e. each honest player either obtains the
output or receives a compensation in the form of a cryptocurrency. We pioneer
another type of fairness, financial fairness, that is closer to the real-world
valuation of financial transactions. Intuitively, a penalty protocol is
financially fair if the net present cost of participation (the total value of
cash inflows less cash outflows, weighted by the relative discount rate) is …

fairness financial