2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/114019This is a survey on recent progresses in the study of branching processes with immigration, generalized Ornstein-Uhlenbeck processes and affine Markov processes. We mainly focus on the applications of skew convolution semigroups and the connections in those processes.Probability60J80text