ACTU Secretary Sally McManus says labour's share of GDP is the lowest it's been since the 1960s.
Tech entrepreneur Mike Cannon-Brookes says Australia makes up 5 per cent of carbon emissions, when we factor in our exports of fossil fuels.
Opposition spokeswoman for Indigenous Australians, Linda Burney, says Australia's constitution is the only constitution of a first world nation with a colonial history that doesn't recognise its first people. RMIT ABC Fact Check investigates.
Former deputy prime minister Barnaby Joyce says his party, the Nationals, represents the poorest seats. RMIT ABC Fact Check investigates.
Liberal backbencher Trent Zimmerman says Australia lacks a law that prohibits discrimination because of their religious beliefs. RMIT ABC Fact Check investigates.