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econ.GN2026
Raising Rivals' Costs on Hybrid Platforms: The Complementarity of Fees and Self-Preferencing
Maysam Rabbani, Ram Sewak Dubey
Hybrid platforms disadvantage third-party sellers through the platform fee and self-preferencing, and regulators have worried that constraining either instrument may intensify the…
econ.GN2026
Price Cap vs. Per-Unit Subsidies: Selection, Pricing, and Cross Subsidization
Ram Sewak Dubey, Maysam Rabbani, Rodrigo Pinto
We evaluate subsidy mechanisms in the FCC's Rural Health Care program using administrative data covering the full population of participants. The original price-cap mechanism remov…