Robert Hunt on Muck Rack

Robert Hunt

St. Louis
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Articles

Interchange Fees in Payment Networks: Implications for Prices, Profits, and Welfare

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By Robert Hunt, Konstantinos Serfes, Yin Zhang
| philadelphiafed.org
Supersedes Working Paper 25-18 – Interchange Fees in Payment Networks: Implications for Prices, Profits, and Welfare We develop a two-sided model of the payment card market with elastic consumer demand, merchant and network market power, ad valorem interchange fees, cardholder rewards, and cash as an alternative payment method.
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Magic moments recalled

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By Robert Hunt, Robert Hunt
| Good Old Boat
Issue 113: March/April 2017 In the two-page color advertisement, the million-dollar yacht was sailing briskly across blue water against a background of the white sand beach and palm trees of a generic tropical island. An attractive woman wearing sensible but sensuous summer wear gazed admiringly on a handsome middle-aged man at the helm. The image was extremely inviting and entirely out of reach.
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Interchange Fees in Payment Networks: Implications for Prices, Profits, and Welfare

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By Robert Hunt, Konstantinos Serfes, Yin Zhang
| philadelphiafed.org
In a two-sided model of the payment card market, we introduce a specific form of elastic demand (constant elasticity), merchant market power, ad valorem fees, and cash as an alternative. We derive the “credit card tax,” consisting of an endogenously determined interchange fee and any rewards paid. We characterize how this tax influences prices, profits, and welfare.
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