Assessment of market liberalization: effects on the welfare of smallholder farmers in Southern Ethiopia (Wondo Genet)

agriculteur agricultores agricultura de subsistencia agricultural development agriculture de subsistance bienestar social cambio social changement social comportamiento humano comportement humain decision making econometric models encuestas sobre explotaciones ethiopia etiopia farm management farm surveys farmers gestion de l'exploitation agricole hogares households human behaviour manejo de fincas petite exploitation agricole pobreza politique des prix poverty price policies small farms social change social welfare subsistence farming toma de decisiones trade liberalization