Infrequently, for extra environment friendly allocation of sources, the Authorities could accumulate knowledge from people or households about their demographic traits, resembling age, gender, and nation of delivery, in addition to their socio-economic traits, resembling revenue, occupation and spend. A few of these knowledge are then aggregated by geographic areas and made out there to the general public.
In Australia the place I dwell, the Authorities via the Australian Bureau of Statistics (ABS) calibrates an index known as the Index of Financial Sources (IER), which scores the relative socio-economic standing of a geographic area utilizing a spread of variables sourced from the 5-yearly Census knowledge assortment.
IER may be aggregated by varied digital boundaries which divide Australia into geographic areas of various sizes. As an example, the State boundary (dashed line in Picture 1) divides Australia into 8 States and Territories, whereas the Statistical Space 1 (SA1) boundary (in Picture 2) divides Australia into way more granular areas, at occasions a cluster of simply various streets.
Upon checking the IER in numerous areas on an interactive map offered by the ABS, as proven within the photographs beneath, I discovered that IER is kind of completely different by areas even at a avenue stage, and I ponder what would be the drivers for this.