translate English to French: Labour relations - where they exist - are based mostly on casual employment, kinship or personal and social relations rather than contractual arrangements with formal guarantees; Production units of the informal sector have the characteristic features of household enterprises.
Les relations de travail, lorsqu'elles existent, reposent essentiellement sur l'emploi occasionnel, les liens de parenté, les rapports personnels et sociaux plutôt que sur des arrangements contractuels assortis des garanties d'usage;