.onLoad <- function(libname, pkgname){
packageStartupMessage("All data are obtained from the Brazilian Center for Research in Financial Economics of the University of São Paulo (NEFIN) website – Núcleo de Pesquisas em Economia Financeira da Universidade de São Paulo <http://nefin.com.br>.\n R package version 1.1.0. https://github.com/renefin/nefin")
}
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