EMPLOI ET SECTEUR INFORMELS EN ALGÉRIE : DÉTERMINANTS, SEGMENTATION ET MOBILITÉ DE LA MAIN-D’ŒUVRE

The informal sector in Algeria is of different approaches and informal employment is subject to indirect estimates from national employment sur-veys that are disparate. The increase in the informal sector according to the ILO results of private sector development and especially micro-enterprises. The cross-sectional analysis of a survey on a representative sample of 522 households was conducted in Bejaia (Algeria) in 2007; it identifies the determinants of the informal sector and shows that it is composite: micro-entrepreneurs come in "informal pure" and "informal hybrids. According to the twin criteria of activity within the formal vs. the informal sector and the status of salaried vs. self-employed individuals, social and occupational mobility reveals differentiated trajectories, which bring in some dynamics to the model of labour market segmentation.