Sydney's ethnic underclass BirrellBob SeolByung-Seol 2017 Sydney is Australia’s richest metropolis. But it is also attracting a disproportionate share of lower-skilled, NESB-origin migrants. These migrants earn low incomes and are concentrating in a group of suburbs to the city’s south-west. A case study of the experience of Korean migrants indicates some of the factors shaping the process. Copyright. Monash University and the author/s