Abstract
New existence results for quasiequilibrium problems on unbounded feasible sets in a finite-dimensional space and without any assumption of monotonicity are established. The key point behind these results is a weak coercivity condition for a generalized game which extends a recent one proposed in Konnov and Dyabilkin (J Glob Optim 49:575–587, 2011) for equilibrium problems and an older one given in Cubiotti (Comput Math Appl 30:11–22, 1995) for quasiequilibrium problems. Some examples are also given.
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Castellani, M., Giuli, M. A coercivity condition for nonmonotone quasiequilibria on finite-dimensional spaces. J Glob Optim 75, 163–176 (2019). https://doi.org/10.1007/s10898-019-00811-z
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DOI: https://doi.org/10.1007/s10898-019-00811-z