Economic Inequality in New ZealandEarnings DispersionOverall Income InequalityPovertyTop Income SharesWealth InequalityTop decile as % median - Gross individual earnings ★140150160170180190140190
Per Centmore Inequalityless InequalityGini coefficient – Individual taxable incomeGini coefficient – Equivalised disposable householdincome ★Share of top 1% - Pre-tax national income (equal-splitadults) ★Share of top 1% - Pre-tax fiscal income (individuals,excluding capital gains) ★Share below 60% median - Equivalised disposablehousehold income ★Share of top 1% - Individual net wealth ★
1900191019201930194019501960197019801990200020102020
A. B. Atkinson, J. Hasell, S. Morelli, M. Roser and C. Appel (2022) – 'The Chartbook of Economic Inequality' atwww.ChartbookOfEconomicInequality.comClick herefor an explanation of the measures of economic inequalityThis visualisation is licensed under aCreative Commons BY-SA licenseView thedatabase

Sources

Overall Income Inequality: Gini coefficient - Equivalised disposable household income ★

What is the source data that the Chartbook relies on? Gini coefficient for equivalised (square root scale) disposable household annual income (before housing costs deducted (BHC)). A single source series is used, taken from Perry (2019).

How does the Chartbook series compare with the source data?

19851990199520002005201020151982201827.028.029.030.031.032.033.034.035.027.035.1Chartbook seriesPerry (2019) - Equivalised disposable household income

Overall Income Inequality: Gini coefficient - Individual taxable income

What is the source data that the Chartbook relies on? Gini coefficient for individual taxable income. A single source series is used, taken from Easton (1983).

How does the Chartbook series compare with the source data?

196019621964196619681970197219741958197652.053.054.055.056.057.058.059.060.061.051.561.0Chartbook seriesEaston (1983) - Individual taxable income

Top Income Shares: Share of top 1% - Pre-tax national income (equal-split adults) ★

What is the source data that the Chartbook relies on? Pre-tax national income share held by top percentile. A single source series is used, taken from WID.world. Data relates to individuals over age 20, assuming resources are split equally within couples.

How does the Chartbook series compare with the source data?

193019401950196019701980199020002010192120196.08.010.012.014.016.018.05.818.1Chartbook seriesWID - Pre-tax national income (equal-split adults)

Top Income Shares: Share of top 1% - Pre-tax fiscal income (individuals, excluding capital gains) ★

What is the source data that the Chartbook relies on? Pre-tax national income share held by top percentile. A single source series is used, taken from WID.world. Data relates to individuals over age 20.

How does the Chartbook series compare with the source data?

193019401950196019701980199020002010192120195.06.07.08.09.010.011.012.013.014.04.914.3Chartbook seriesWID - Pre-tax fiscal income (individuals, excluding capital gains)

Poverty: Share below 60% median - Equivalised disposable household income ★

What is the source data that the Chartbook relies on? Percentage of individuals in households with equivalised (1988 revised Jensen scale) disposable income (before deducting housing costs) below 60 per cent of the median. A single source series is used, taken from Perry (2019) for the New Zealand Ministry of Social Development, based on the Household Economic Survey.

How does the Chartbook series compare with the source data?

19851990199520002005201020151982201812.013.014.015.016.017.018.019.020.021.012.021.0Chartbook seriesPerry (2019) - Equivalised disposable household income

Earnings Dispersion: Top decile as % median - Gross individual earnings ★

What is the source data that the Chartbook relies on? Earnings at top decile as percentage of median earnings from OECD: linked with no multiplier at 1984 to an earlier series from Easton (1983), as presented in Atkinson (2008), calculated from tax statistics based on a sample of tax returns.

How does the Chartbook series compare with the source data?

1970198019902000201019582020150.0155.0160.0165.0170.0175.0180.0185.0148.0189.0Chartbook seriesAtkinson (2008) 'Easton' - Gross individual earningsOECD - Gross individual earnings

Wealth Inequality: Share of top 1% - Individual net wealth ★

What is the source data that the Chartbook relies on? Individal net wealth share of top 1% from NZ.stat for 2015 and 2018; figures for 1956 and 1966 taken from Easton (1983).

How does the Chartbook series compare with the source data?

1960198020001956201818.020.022.024.018.025.4Chartbook seriesEaston (1983) - Individual net wealthNZ.stat - Individual net wealth

References