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math.OC2025
Cardinality-Constrained Bilevel Capacity Expansion
Lei Guo, Jiayang Li
As a fundamental problem in transportation and operations research, the bilevel capacity expansion problem (BCEP) has been extensively studied for decades. In practice, BCEPs are c…
math.OC2023★ 2 cited
Achieving Hierarchy-Free Approximation for Bilevel Programs With Equilibrium Constraints
Jiayang Li, Jing Yu, Boyi Liu +2
In this paper, we develop an approximation scheme for solving bilevel programs with equilibrium constraints, which are generally difficult to solve. Among other things, calculating…