AAP

Western Australia will enforce mandatory testing for some hotel quarantine workers within days in another effort to head off an Adelaide-style COVID-19 outbreak.

South Australia's six-day lockdown is a "pre-emptive and temporary" measure to keep people safe and stay ahead of coronavirus outbreak, Prime Minister Scott Morrison says.

A six-day stay-at-home coronavirus order to South Australians has briefly troubled investors, who still helped the Australian share market close higher.

Crown Resorts will not be allowed to open its new casino in Sydney next month due to "extremely concerning" evidence at a NSW gaming regulator inquiry.

Premier Mark McGowan has slammed a "pathetic" campaign by the NSW government to reduce Western Australia's GST revenue intake.

Western Australia is likely to keep quarantine restrictions in place for Victorian travellers even if the state's streak of no new cases continues.

Australia looks set to enjoy solid economic growth for the rest of what has been a traumatic year, rebounding smartly from the first recession in nearly three decades.

Adelaide's troubling coronavirus cluster has officially grown to 20 cases as South Australia reported five new infections today.

Fortescue Metals Group says it had no choice but to withhold royalties to a Pilbara Indigenous group after traditional owners declined to sign land access deeds.

Investors had a mostly glitch-free day on the Australian share market and the indices closed slightly higher after enthusiasm over the development of a coronavirus vaccine.

South Australian Premier Steven Marshall's move to quash his state's COVID-19 outbreak has been praised by Western Australian counterpart Mark McGowan.

Crown has declared it will stop dealing with all junket operations as it continues its bid to persuade the NSW gaming regulator that the public company is fit to run a new $2.2 billion casino in Sydney.

UPDATED: Australia's share market was a little higher but the market operator has found another problem with data.

Buy now, pay later giants Afterpay and Zip are unlikely to face more regulatory challenges despite government research showing one in five customers of such providers miss payments.

Reserve Bank governor Philip Lowe says a rapid economic recovery is possible if there is further good news on the health front, such as a COVID-19 vaccine.

Restrictions on pubs, restaurants and gyms will come into effect from midnight in response to a COVID-19 outbreak in Adelaide.

Australia's share market finished higher but trade was suspended for most of the day after the introduction of a new trading system did not go as planned.

Nine CEO Hugh Marks will remain in his role until well into next year as the media company begins the search for a new chief.

Western Australian Treasurer Ben Wyatt has abandoned plans to stay on in politics, announcing he will retire at the next election.

There are hopes a new regional pact will pave the way for Australia and China to resolve diplomatic tensions and trade disputes.

Anyone entering Western Australia from South Australia will be forced to meet exemption criteria in a return to hard border arrangements.

A new flu vaccine manufacturing plant will be built in Melbourne to guard against future pandemics and provide antivenoms for some of Australia's most deadly creatures.

Treasurer Josh Frydenberg believes the federal government's new insolvency laws will help keep businesses operating and Australians in jobs.

Australia's shares closed little changed but did better than those of many major markets, dragged down by a poor lead from the US on coronavirus infections.

Western Australia's borders will finally reopen on Saturday after seven long months, with Premier Mark McGowan declaring the time is right.

The nation's first recognised Indigenous medical doctor, Helen Milroy, has been named Western Australia's 2020 Australian of the Year.

Australia will focus on bringing a growing list of people stranded overseas home before considering allowing international students into the country again.

A special investigator will be appointed to assess potential war crimes charges stemming from allegations against Australian special forces in Afghanistan.

Investors have had just their second November session of losses on the Australian market after momentum created by hope for a coronavirus vaccine eased.

Elderly people, aged care employees and health workers will be first in line to receive coronavirus vaccines with the first jabs expected in March.

Nine Entertainment and Seven West Media have stepped up their calls for the federal government to regulate social media giants Facebook and Google.

The Nationals WA leader Mia Davies says allegations made by her former deputy Jacqui Boydell of bullying and threats are being taken very seriously.