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rivista italiana di economia demografia e statistica - Sieds

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58 Volume LXV n. 1 – Gennaio-Marzo 2011<br />

Tabella 1 (segue) - Errori indagine It-Silc 2008 senza vincoli RCFL e con vincoli RCFL e tipo<br />

<strong>di</strong> approccio e tipologia <strong>di</strong> red<strong>di</strong>to<br />

RCFL<br />

Ripartizioni<br />

Geografiche<br />

no RCFL<br />

Stima del<br />

Varianza<br />

Totale<br />

CV%<br />

Stima del<br />

Totale<br />

Approccio<br />

non con<strong>di</strong>zionato<br />

Varianza CV%<br />

Approccio<br />

Con<strong>di</strong>zionato<br />

Varianza CV%<br />

Red<strong>di</strong>to in<strong>di</strong>viduale<br />

Nord-Ovest 2.22E+11 6.24E+18 1.127 2.21E+11 4.06E+18 0.910 4.13E+18 0.917<br />

Nord-Est 1.56E+11 2.63E+18 1.042 1.56E+11 1.95E+18 0.898 2.00E+18 0.908<br />

Centro 1.53E+11 3.52E+18 1.227 1.52E+11 2.36E+18 1.009 2.41E+18 1.019<br />

Sud 1.31E+11 2.57E+18 1.227 1.29E+11 1.27E+18 0.875 1.32E+18 0.893<br />

Isole 6.23E+10 1.27E+18 1.811 6.18E+10 5.87E+17 1.241 6.14E+17 1.269<br />

Italia 7.23E+11 1.62E+19 0.557 7.20E+11 1.02E+19 0.444 1.05E+19 0.449<br />

Red<strong>di</strong>to da lavoro<br />

Nord-Ovest 1.47E+11 5.18E+18 1.546 1.47E+11 3.34E+18 1.246 3.41E+18 1.260<br />

Nord-Est 1.04E+11 2.29E+18 1.448 1.04E+11 1.61E+18 1.218 1.64E+18 1.228<br />

Centro 1.02E+11 3.03E+18 1.714 1.01E+11 1.89E+18 1.360 1.90E+18 1.365<br />

Sud 8.42E+10 2.20E+18 1.762 8.18E+10 1.09E+18 1.279 1.10E+18 1.283<br />

Isole 3.87E+10 1.40E+18 3.061 3.79E+10 4.87E+17 1.843 4.92E+17 1.852<br />

Italia 4.76E+11 1.41E+19 0.789 4.72E+11 8.42E+18 0.615 8.55E+18 0.620<br />

Red<strong>di</strong>to da lavoro autonomo<br />

Nord-Ovest 4.34E+10 4.76E+18 5.024 4.34E+10 2.61E+18 3.724 2.64E+18 3.740<br />

Nord-Est 3.06E+10 2.20E+18 4.858 3.06E+10 1.24E+18 3.640 1.26E+18 3.667<br />

Centro 3.02E+10 2.04E+18 4.725 3.03E+10 1.31E+18 3.777 1.33E+18 3.800<br />

Sud 2.17E+10 1.12E+18 4.876 2.11E+10 7.33E+17 4.063 7.46E+17 4.097<br />

Isole 9.25E+09 3.93E+17 6.780 9.07E+09 2.97E+17 6.013 3.03E+17 6.068<br />

Italia 1.35E+11 1.05E+19 2.399 1.34E+11 6.20E+18 1.851 6.27E+18 1.862<br />

Red<strong>di</strong>to da lavoro <strong>di</strong>pendente<br />

Nord-Ovest 1.04E+11 1.95E+18 1.345 1.03E+11 9.06E+17 0.922 9.79E+17 0.959<br />

Nord-Est 7.39E+10 1.09E+18 1.413 7.35E+10 4.17E+17 0.878 4.66E+17 0.928<br />

Centro 7.13E+10 1.57E+18 1.756 7.07E+10 5.68E+17 1.065 6.24E+17 1.116<br />

Sud 6.25E+10 1.42E+18 1.904 6.07E+10 4.08E+17 1.052 4.57E+17 1.112<br />

Isole 2.95E+10 1.05E+18 3.483 2.88E+10 3.12E+17 1.939 3.31E+17 1.999<br />

Italia 3.41E+11 7.08E+18 0.780 3.37E+11 2.61E+18 0.479 2.86E+18 0.502<br />

Red<strong>di</strong>to da pensione<br />

Nord-Ovest 6.00E+10 6.50E+17 1.344 6.03E+10 5.76E+17 1.259 5.85E+17 1.269<br />

Nord-Est 3.95E+10 2.80E+17 1.340 3.97E+10 2.59E+17 1.280 2.66E+17 1.298<br />

Centro 4.23E+10 4.31E+17 1.549 4.24E+10 3.74E+17 1.442 3.81E+17 1.456<br />

Sud 3.74E+10 3.18E+17 1.507 3.78E+10 2.56E+17 1.337 2.62E+17 1.352<br />

Isole 1.91E+10 1.64E+17 2.124 1.93E+10 1.31E+17 1.875 1.34E+17 1.896<br />

Italia 1.98E+11 1.84E+18 0.684 2.00E+11 1.60E+18 0.633 1.63E+18 0.639<br />

A fronte <strong>di</strong> una variazione esigua della stima, utilizzando variabili ausiliarie<br />

affette da errore, ma altamente correlate con la variabile red<strong>di</strong>to, si ha una drastica

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