Economie et Statistique / Economics and Statistics, 530-31, 2022, 61-81, with Estelle Herbaut and Carlo Barone. The aim of this article is to identify the consequences of the stream followed in high school on the professional opportunities of baccalaureate holders at the beginning of their career. By combining the 1995 panel of secondary level pupils with the survey on entry into adult life, we are able to identify the effects that grouping pupils by track at secondary level has on the early stages of their professional careers.