The 19th October 2011 Istat released the new annual series of national accounts based on the most updated versions of the classification of economic activities (Ateco 2007, the national version of Nace Rev. 2) and of products by activity (CPA 2008). At the same time, as in other European countries, the time series of national accounts have been subjected to an extraordinary revision, exploiting advances in methods and sources (e.g. the new balance of payments estimates issued by the Bank of Italy).

Gross fixed capital formation: Gross fixed capital formation consists of resident producers' acquisitions, less disposals, of fixed assets during a given period plus certain additions to the value of non-produced assets realised by the productive activity of producer or institutional units.