1. All estimates for this period are interpolations between the 1951 benchmark;) and the new 1970 benchmark by Luisa Picozzi. Interpolations have been performed based on Istat 1973 sectoral dynamics,2000
2. TAV. I
3. Private consumption -time series 1861-1951: use consumption goods import data from Federico-Natoli-Tattara-Vasta database to interpolate benchmark data. Missing data for 1861, 1947 and 1951 have been recovered by extrapolation and interpolation;ACN,1951