After the /all 0/ Berlin wall) the State reduced its role in the world economy in /avor 0/ the market. Similarly in the European Union) agriculture support policy diminished since Mac Sharry documento OECD and GATT indexes such as the known PSE (Producer Subsidy-Equivalent) and CSE (Consumer Subsidy-Equivalent) attempted to evaluate the extent and the evolution 0/ this support in the whole /ood chain. But these indexes are not additive and did not permit an intersectoral comparison in time. In this work) we solved this problem by adopting new direct and indirect indicators in the context 0/ Leo ntie/ input-output model. Using ISMEA Italian 1995 agro-/ood matrix (51 branches 0/ activities)) we have been able to classzjy the branches 0/activities in two categories: those which bene/it by net support and those which suffer a net /iscal imposition. Last not least) we established the value added share paid by the State and respectively by the market in the /ood chain on behalf or detriment 0/ producer and consumer.
