... Schaible, and J. C. Yao, “System of vector equilibrium problems and its applications,”Journal of Optimization Theory and Applications, vol. 107, no. 3, pp. 547–557, 2000.13 Q. H. Ansari and J ... functions and existence of solutions for a system of vectorequilibrium problems,” Journal of Optimization Theory and Applications, vol. 133, no. 2, pp. 201–212,2007.22 I. V. Konnov and J. C. ... thenJournal of Inequalities and Applications 3Inspired and motivated by the works mentioned above, in this paper, we further studythe characterizations of the boundedness and nonemptiness of solution...