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This paper tests the current economic energy of Authorization and Mastercard, two important players in the fees manufacturing. It assesses their appropriateness, growth, influence, and competitive position from 2019 to 2021. Current verdicts signify that Visa resumes to have a slight creep in agreements of size and worth, but is facing a growing causing trouble opponent in Mastercard as the contest landscape progresses.
Gupta et al. (Wed,) studied this question.