For this article we only took into account those individuals who changed residence between 1995 and 2000, from this selection we make a difference between those who changed residence between metropolitan zones migramet = 1 and other migrants migramet = 0.
Para este artículo tomamos solamente a aquellos individuos que cambiaron de residencia entre 1995 y 2000, de esta selección se diferencia a aquéllos que cambiaron de residencia entre zonas metropolitanas migramet = 1 y otros migrantes migramet = 0.