The states and territories can enact a same-sex marriage law. The constitutional question is whether such a law is inconsistent with the federal Marriage Act, writes George Williams.
The business community may try to get as much out of Tony Abbott as possible, but do they recognise the clear differences between a CEO and a prime minister, asks Mark Rolfe.
The current debate on disclosure thresholds obscures the much larger question of why doctors need to receive “tea and biscuits” from pharmaceutical companies at all, write Wendy Lipworth and Ian Kerridge.
The claim that a newly discovered 1.8 million-year-old skull from Eastern Europe overturns a decades-old paradigm in human evolution is wildly premature, writes Darren Curnoe.
History demonstrates that double dissolutions can be tricky. If Tony Abbott does opt for that option, there will be many in the Coalition hoping that he’s got his polling right, writes Fergal Davis.
Financial markets provide a useful reminder of just how humble we economists should be about our understanding of the world, write Richard Holden and Justin Wolfers.
Contrary to recent commentary, the US will stay the course on Obama's pivot to Asia for the simple reason that Asia engages US vital interests more than any other region, writes Alan Dupont.
Australians like to think of their country as a land of the "fair go". But for minorities, equal dignity is not guaranteed by any overriding constitutional provision, argues Michael Kirby.
