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On continuity in risk-averse bilevel stochastic linear programming with random lower level objective function

Authors :
Matthias Claus
Source :
Operations Research Letters. 49:412-417
Publication Year :
2021
Publisher :
Elsevier BV, 2021.

Abstract

We study bilevel stochastic linear programs with fixed lower level feasible set and random follower's goal function and show that the parametrized random variable arising as the upper level outcome depends continuously on the leader's decision w.r.t. any L p -norm with p ∈ [ 1 , ∞ ) . This entails continuity of the objective function for a class of models involving convex risk measures defined on appropriate L p -spaces and allows to formulate verifiable sufficient conditions for the existence of optimal solutions.

Details

ISSN :
01676377
Volume :
49
Database :
OpenAIRE
Journal :
Operations Research Letters
Accession number :
edsair.doi.dedup.....e400e960f95dc300072ed403dcd06a9f
Full Text :
https://doi.org/10.1016/j.orl.2021.04.007