Australia has the world’s 13th-largest economy and tenth-highest per capita income (IMF).[19] With the second-highest human development index globally, the country ranks highly in quality of life, health, education, economic freedom, and civil liberties and political rights. Australia is a member of the United Nations, G20, Commonwealth of Nations, ANZUS, Organisation for Economic Co-operation and Development (OECD), World Trade Organization, Asia-Pacific Economic Cooperation, and the Pacific Islands Forum. The population of 25 million[5] is highly urbanised and heavily concentrated on the eastern seaboard. Australia has the world’s 9th largest immigrant population, with immigrants accounting for 26% of the population

As you notice,

Australia has six states—New South Wales (NSW), Queensland (QLD), South Australia (SA), Tasmania (TAS), Victoria (VIC) and Western Australia (WA)—and two major mainland territories—the Australian Capital Territory (ACT) and the Northern Territory (NT). In most respects these two territories function as states, except that the Commonwealth Parliament has the power to modify or repeal any legislation passed by the territory parliaments.

Australia is a wealthy country; it generates its income from various sources including mining-related exports, telecommunications, banking and manufacturing.It has a market economy, a relatively high GDP per capita, and a relatively low rate of poverty. In terms of average wealth, Australia ranked second in the world after Switzerland in 2013.

So, Australia is a country with high resources and low population ( less than Delhi NCR population )

Australia has got one of the most transparent system for skilled immigration called point system .
The various Criteria are :
Nominated occupation
Age
English language proficiency
Skilled employment
Educational qualifications
Australian qualifications
Regional study
Community language skills
Spouse/partner skills and qualifications
Professional year
Nominations and sponsorship (Subclasses 190 and 489 only)

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