The Methodological Notes summarize the main methodologies used for the survey, describing how the data are collected, processed, and controlled for quality and also provide information on data use and dissemination.

A complete review, including from a historical perspective, of the methodological issues related to the survey is provided in:

Baffigi, A., L. Cannari, G. D’Alessio (2016), ‘Fifty years of household income and wealth surveys: history, methods and future prospects, Banca d’Italia, Questioni di Economia e Finanza (Occasional Papers), 368.

The Bibliography provides the complete list of works based on the survey data.

The studies that specifically analyse the following methodological issues are available here, with direct links to the publication on the Bank of Italy’s website:

Non-sampling errors: measurement errors, under-reporting, non-response

Battistin E., R. Miniaci, G. Weber (2003), ‘What do we learn from recall consumption data?’, Banca d'Italia, Temi di Discussione (Working Papers), 466.

Biancotti C., G. D’Alessio, A. Neri (2004), ‘Measurement error in the Survey of Household Income and Wealth’, Banca d'Italia, Temi di Discussione (Working Papers), 520.

Bonci R., G. Marchese, A. Neri (2005), ‘Financial wealth in the financial accounts and in the Survey of Household Income and Wealth’, Banca d'Italia, Temi di Discussione (Working Papers), 565.

Brandolini A., L. Cannari, G. D’Alessio, I. Faiella (2004), ‘Household wealth distribution in Italy in the 1990s’, Banca d’Italia, Temi di Discussione (Working Papers), 530.

Brandolini, A. (1999), ‘The Distribution of Personal Income in Post-War Italy: Source Description’, Data Quality, and the Time Pattern of Income Inequality, Banca d’Italia, Temi di Discussione (Working Papers), 350.

Cannari L., G. D’Alessio, G. Raimondi, A. I. Rinaldi (1990), ‘The financial activities of Italian households’, Banca d'Italia, Temi di Discussione (Working Papers), 136.

Cifaldi G., A. Neri (2013), ‘Asking income and consumption questions in the same survey: what are the risks?’, Banca d'Italia, Temi di Discussione (Working Papers), 908.

Conti P. L., D. Marella, A. Neri (2014), ‘Statistical matching and uncertainty analysis in combining household income and expenditure data’, Banca d’Italia, Temi di Discussione (Working Papers), 1018.

D’Alessio G., S. Iezzi (2015), ‘How the time of interviews affects estimates of income and wealth’, Banca d'Italia, Questioni di Economia e Finanza (Occasional Papers), 273.

D’Alessio G., A. Neri (2015), ‘Income and wealth sample estimates consistent with macro aggregates: some experiments’, Banca d'Italia, Questioni di Economia e Finanza (Occasional Papers), 272.

D'Alessio G., I. Faiella (2002), ‘Non-response behaviour in the Bank of Italy’s Survey of Household Income and Wealth’, Banca d’Italia, Temi di Discussione (Working Papers), 462.

D'Aurizio L., I. Faiella, S. Iezzi, A. Neri (2006),The under-reporting of financial wealth in the Survey on Household Income and Wealth’, Banca d'Italia, Temi di Discussione (Working Papers), 610.

Neri A., M. G. Ranalli (2012), ‘To misreport or not to report? The measurement of household financial wealth’, Temi di Discussione (Working Papers), Banca d’Italia, 870.

Neri A., R. Zizza (2010), ‘Income reporting behaviour in sample surveys’, Banca d’Italia, Temi di Discussione (Working Papers), 777.

Neri A., T. Monteduro (2013), ‘The housing wealth of Italian households: a comparison of administrative and survey data’, Banca d’Italia, Questioni di Economia e Finanza (Occasional Papers), 146.

Neri, A. (2009),Measuring wealth mobility’, Banca d’Italia, Temi Discussione (Working Papers), 703.

Sampling errors: weighting process, variance estimation

Faiella I. (2008), ‘Accounting for sampling design in the SHIW’, Banca d’Italia, Temi di Discussione (Working Papers), 662.

Faiella I., R. Gambacorta (2007), ‘The weighting process in the SHIW’, Banca d’Italia, Temi di Discussione (Working Papers), 636.