5 papers
The existence of anonymous, stationary, monotone social welfare functions satisfying restricted dominance: an answer to an open question in intergenerational equity
Ram Sewak Dubey, Giorgio Laguzzi, Francesco Ruscitti
In this note, we consider social welfare functions on infinite utility streams and answer an open question posed in Asheim et al. (2021, Remark 1). There exists a real-valued repre…
A Social Welfare Function Satisfying Anonymity and Almost Weak Pareto
Ram Sewak Dubey, Giorgio Laguzzi
We study the existence of real-valued social welfare functions (SWFs) on the set of infinite utility streams that satisfy anonymity and almost weak Pareto. We characterize the doma…
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…
On the construction and representation of social welfare orders satisfying consequentialist equity axioms
Ram Sewak Dubey, Giorgio Laguzzi
In this paper we examine the constructive nature of social welfare orders on infinite utility streams satisfying Strong Equity, Hammond Equity, or the Pigou--Dal…
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…