TY - GEN AU - Ramírez Cobo, Josefa AU - Carrizosa, Emilio AU - Lillo, Rosa E. A4 - Estadística e Investigación Operativa PY - 2021 SN - 0096-3003 UR - http://hdl.handle.net/10498/30386 AB - In this article we consider an aggregate loss model with dependent losses. The losses occurrence process is governed by a two-state Markovian arrival process (MAP2), a Markov renewal process process that allows for (1) correlated inter-losses times, ... LA - eng PB - Elsevier KW - Loss modeling KW - Dependent losses times KW - {Markov renewal theory; Overdispersion} KW - Batch Markovian arrival process KW - PH distribution KW - double-Pareto Lognormal distribution KW - MLE estimation KW - Operational risk KW - Value-at-Risk TI - Analysis of an aggregate loss model in a Markov renewal regime DO - 10.1016/J.AMC.2020.125869 ER -