Contreras, Carlos2018-04-102018-04-102012http://revistas.pucp.edu.pe/index.php/economia/article/view/3838/3813No presenta resumenapplication/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Economíainfo:eu-repo/semantics/otherhttps://purl.org/pe-repo/ocde/ford#5.02.01