The Inheritance Economy

Why your birth year now predicts your wealth more than your effort — five charts from real ABS data

Rohit Krishnan | Data Visualisation MATH2270 | Assignment 3

2026-06-17

In 1991 a thirty-year-old Australian had a two-in-three chance of owning their home. By 2021 the same thirty-year-old had barely a one-in-two chance. Same age. Same country. A different economy entirely.

Australia is becoming an inheritance economy. The financial trajectory of a person born in 1965 is now structurally different from one born in 1990 — not because of choices either of them made, but because of forty years of policy and price movements that quietly redistributed the wealth in between. Five charts of real Australian Bureau of Statistics data, read directly from official source files, tell the story.

1. The wage compact broke

The promise on which Australia’s post-war social contract rested for forty years was if you work hard, your wages will outpace prices. This began breaking around 2013 when the annual wage increase fell below 2.5% and stayed there for a decade. Then the largest real wage cut in a generation was produced during the 2021–2023 inflation surge. The annual wage growth (blue) against inflation (red) has been shown in the top panel, while something more concrete: the real purchasing power of one dollar of 2011 wages, calculated quarter by quarter by compounding the wage-inflation gap has been shown in the bottom panel. The real value of every dollar of 2011 wages had been lost by the end of 2023. The slow real-wage progress through the decade was wiped out in 24 months.

Drag the slider below the chart, or click 3y / 5y / All to zoom in on specific periods. The red shaded zone in the top panel highlights the 2021–2023 real wage cut. The lower panel converts the nominal numbers into the real purchasing power of one 2011 dollar — calculated by compounding the wage-inflation gap quarter by quarter. The gentle decline since 2021 represents real wealth lost.

But the national wage figure hides a second inequality — the inflation you experience depends entirely on which city you live in.

2. The geography of inflation

The national CPI figure hides a more uncomfortable truth that your inflation experience depends on which capital city you are living in. Across eight capital cities it is visible that cumulative cost of living growth has diverged sharply and it also should be quoted that by the year 2025, the gap between the most-inflated city and the least-inflated city will be more than ten percentage points — enough to compound into very different lives. The after effect and the ground level problem what it will cause is that no longer the wage will buy you the same life in Australia.

Click any city in the legend to hide it. Try hiding everything except Sydney and Darwin to see the widest gap between Australian cities.

3. What Australian wealth is actually made of

If wages no longer build wealth reliably, where exactly is Australian household wealth concentrated? The ABS publishes a complete decomposition of mean household assets across every survey year, in Table 2.4 of its Household Income and Wealth release. Five components account for almost all of it: the family home, investment property, superannuation, other financial assets, and other non-financial assets. The story this stacked area chart tells is unambiguous — over a full decade, property and superannuation grew faster than any other category. By 2019–20 they accounted for more than three-quarters of the average household’s total wealth. Wealth in Australia is housing wealth. Everything else is a rounding error.

Click any component in the legend to remove it. Removing the “Family home” layer shows just how much of Australian wealth is tied up in primary residence — which is why being locked out of home ownership is so consequential. The chart is built from ABS Table 2.4, which decomposes mean household wealth into its five core components.

4. The wealth distribution is pulling apart

Knowing what Australian wealth is made of, the next question is who owns it. The ABS Survey of Income and Housing tracks mean household net worth across five wealth quintiles for a full decade. The pattern is brutal in its consistency: the top 20% grew their wealth by over $555,000 in real terms. The bottom 20% actually went backwards — from $38,800 to $35,100. The chart below shows this with no ambiguity. Each row is a wealth quintile. Bars to the right (blue) show growth in mean net worth between 2009–10 and 2019–20. Bars to the left (red) show wealth lost. Only one bar points the wrong way.

Each bar shows how much each wealth quintile gained or lost between 2009-10 and 2019-20. The Lowest 20% bar points left (red) — they were the only group whose wealth went backwards. The Top 20% bar dwarfs everyone else: over half a million dollars of gain in a single decade. The middle quintiles gained, but at rates that compound very differently from the top.

5. Renting is no longer temporary

Renting is no longer a stepping stone — it is the destination for Australians locked out of home ownership. The four housing tenure types are split into their own panels in the faceted chart below, all on the same scale so they can be directly compared. Owners that don’t have mortgages spend almost nothing on housing. As interest rates dropped, mortgage holders have actually seen their costs fall. Public housing renters have stayed roughly stable. But private renters being the fastest-growing tenure type in young Australia have only ever gone up. The structural penalty is shown in the shaded region inside each panel: how much more this tenure type pays than the cheapest one. That penalty has grown to seventeen percentage points of gross income for private renters, year after year, without any sign of closing.

Each panel is the same scale — directly comparable. Hover any line for the exact percentage and the gap to owners with no mortgage. The shaded area in each panel is the “tenure penalty” — how much more this group pays than the cheapest tenure. For private renters, that penalty is 17 percentage points and growing.

The receipt for forty years of policy

Across five ABS datasets and three decades, the evidence converges on one conclusion. Australia is no longer a country where work reliably builds wealth. It is a country where the wealth you end up with depends overwhelmingly on assets you held — or were lucky enough to inherit — before the prices ran. The data above quantifies exactly how that happened: wages stalled, inflation outran them, wealth concentrated in property, the top quintile pulled away, and renters paid the bill.

This is not natural law. Negative gearing, the capital gains tax discount, restricted housing supply, and a tax system that prizes investment income over labour income — these are choices. Forty years of them. The charts here are the receipt.


Generative AI acknowledgement

In accordance with RMIT Library guidelines, I acknowledge the use of Claude (Anthropic) for limited assistance during this assignment. Specifically, the tool was used to: (1) help debug minor R code errors and resolve formatting issues with plotly chart layouts; (2) summarise reference materials and lecture content for quicker review; (3) check that the final submission met the assignment specification and rubric criteria; and (4) fix minor grammatical and punctuation issues in the written components. The story angle, chart selection, data interpretation, narrative writing, and all analytical decisions were entirely my own. All data was independently sourced from the Australian Bureau of Statistics.

AI tool citation: Anthropic. (2026). Claude (Version Sonnet) [Large language model]. Retrieved from https://claude.ai

References

Australian Bureau of Statistics. (2022a, October 20). Owning a home has decreased over successive generations [Media release]. https://www.abs.gov.au/media-centre/media-releases/owning-home-has-decreased-over-successive-generations

Australian Bureau of Statistics. (2022b). Household income and wealth, Australia, 2019-20 [Data set, Tables 2.1 and 2.4; formerly Cat. 6523.0]. Retrieved June 2026 from https://www.abs.gov.au/statistics/economy/finance/household-income-and-wealth-australia

Australian Bureau of Statistics. (2022c). Housing occupancy and costs, 2019-20 [Data set, Graph 3 housing costs by tenure type; formerly Cat. 4130.0]. Retrieved June 2026 from https://www.abs.gov.au/statistics/people/housing/housing-occupancy-and-costs

Australian Bureau of Statistics. (2026a). Wage price index, Australia [Data set, all sectors, seasonally adjusted; formerly Cat. 6345.0]. Retrieved June 2026 from https://www.abs.gov.au/statistics/economy/price-indexes-and-inflation/wage-price-index-australia

Australian Bureau of Statistics. (2026b). Consumer price index, Australia [Data set, Table 17 quarterly all groups CPI by capital city; formerly Cat. 6401.0]. Retrieved June 2026 from https://www.abs.gov.au/statistics/economy/price-indexes-and-inflation/consumer-price-index-australia

Cairo, A. (2016). The truthful art: Data, charts, and maps for communication. New Riders.

Okabe, M., & Ito, K. (2008). Color universal design (CUD): How to make figures and presentations that are friendly to colorblind people. https://jfly.uni-koeln.de/color/

R Core Team. (2025). R: A language and environment for statistical computing (Version 4.4.3) [Computer software]. R Foundation for Statistical Computing. https://www.R-project.org/

Yi, J. S., Kang, Y. A., Stasko, J., & Jacko, J. A. (2007). Toward a deeper understanding of the role of interaction in information visualization. IEEE Transactions on Visualization and Computer Graphics, 13(6), 1224-1231.

All ABS data downloaded June 2026 from abs.gov.au. The Conversation brand colours used as primary palette, with Okabe-Ito colourblind-safe variants for additional categories. Charts scaled to the 600 pixel Five Charts publication standard. Interactivity covers Yi et al.’s Select, Explore, Reconfigure, and Abstract/Elaborate categories via legend toggling, rangeslider, toggle buttons, and hover tooltips.