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econ.TH2026
Fractional Assignment with Preferences
Yasushi Kawase, Warut Suksompong, Hanna Sumita +1
We study a fractional assignment setting where objects are to be assigned to agents with unit capacity, and each agent specifies an ideal distribution over the objects. Unl…
econ.TH2026
Decomposition Envy-Freeness in Random Assignment
Yasushi Kawase, Warut Suksompong, Hanna Sumita +1
In random assignment, fairness is often captured by stochastic-dominance envy-freeness (SD-EF). We observe that assignments satisfying SD-EF may admit decompositions that result in…
econ.TH2025
Two-Sided Fairness in Many-to-One Matching
Ayumi Igarashi, Naoyuki Kamiyama, Yasushi Kawase +3
We consider a classic many-to-one matching setting, where participants need to be assigned to teams based on the preferences of both sides. Unlike most of the matching literature,…