Sydney became one of the most multicultural cities in the world after the mass migration following the second World War

Sydney became one of the most multicultural cities in the world after the mass migration following the second World War. Furthermore, 36% of the population reported having been born overseas.
Despite being one of the most expensive cities in the world, the 2018 Mercer Quality of Living Survey ranks Sydney tenth in the world in terms of quality of living, making it one of the most livable cities. It is classified as an Alpha World City by Globalization and World Cities Research Network, indicating its influence in the region and throughout the world. Ranked eleventh in the world for economic opportunity, Sydney has an advanced market economy with strengths in finance, manufacturing and tourism.