[The effect of public expenses in SeSA [agricultural extension service, Italy]]

agencias de desarrollo analisi statistica analyse statistique consommateur consumatori consumers consumidores cost analysis development agencies econometric models efficiency efficienza eficacia farm income intervento statale italia italie italy modelli di simulazione modelli econometrici organizzazioni per lo sviluppo reddito aziendale reglamentaciones regulations revenu de l'exploitation simulation models state intervention statistical analysis