EN
Young people difficulties on the labour market, in education and training have contributed to the introduction of an additional indicator characterizing the activity in the economy. Scientist and practitioners have developed a NEET indicator , which determines the population of young people who are unemployed, do not participate in formal education and training. This article will attempt to define this category in the narrow and broad sense and appearing in the conceptualization process research problems. According to Eurostat data NEET category will be used to diagnose the situation of young people in the transformed european countries. This issue is very important because the potential results of inactivity in the initial period of activity cause a lot of negative consequences in the long time, both in terms of micro and macro, which is confirmed by numerous scientific studies.