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econ.EM2026
Probability of worthwhile effect of monotone-response treatments
Benjamin Côté, Ruodu Wang
Experiments may, by design, prevent one from observing on a single subject both the response to a treatment and to its absence. Because of this, marginal distributions for both cas…
math.OC2026
Diamond transports in quadratic-form and distorted optimal transport
Ruodu Wang, Zhenyuan Zhang
The diamond transport is generated by the uniform law on a diamond-shaped copula support. Since a classical optimal transport (OT) objective is affine in the coupling, this transpo…