This is depressing news. According to a report https://www.oecd.org/chile/social-mobililty-2018-CHL-EN.pdf released earlier this month by the Organization for Economic Cooperation and Development, it could take six generations for Chilean children born in the lowest income group to reach the mean income, compared with an average of five generations in OECD countries.
My friend and colleague Odette Magnet has this opinion piece on the subject in the digital newspaper El Mostrador: https://www.elmostrador.cl/noticias/opinion/2018/06/23/el-ascenso-social-de-los-pobres-la-fantasia-de-las-palabras/
Notes on the Americas 