ECORFAN Journal-Republic of Peru, Volume 5, Number 9, December-2019, is a biannual Journal edited by ECORFAN-Republic of Peru. Av. La Raza, No.1047 - Santa Ana, Cusco-Peru. http://www.ecorfan.org/republicofperu/journal.php, journal@ecorfan.org. Responsible editor Gabriel Suyo Cruz. ISSN: 2414-4819. Responsible for the last update of this issue ECORFAN Computer Unit. Imelda Escamilla Bouchán, PhD. Vladimir Luna Soto, PhD. Av. La Raza, No.1047 - Santa Ana, Cusco-Peru. Date of last update December 31, 2019. The opinions expressed by the authors do not necessarily reflect the position of the publisher of the publication. The total or partial reproduction of the contents and images of the publication is strictly prohibited without prior authorization from the National Institute for the Defense of Competition and the Protection of Intellectual Property