Bitcoin plummets 30pc, briefly

The value of bitcoin tumbled nearly 30 per cent early Friday (Saturday AEST) before recovering most of its ground in the afternoon.

Will markets remain buoyant in 2018?

"You only find out who is swimming naked when the tide goes out", Warren Buffett once famously quipped. Some analysts believe the saying will be particularly relevant in 2018.

For the week, the benchmark gained 1.2 per cent.

ASX rallies into Christmas break

The ASX ended the last session before the Christmas break on an upbeat note, with traders choosing to pick up energy companies and miners ahead of the holiday.

Opinion

Tony Boyd

Big money demands climate action

While Australian politicians have been running around in circles and failing to agree a policy for decarbonisation, the world's largest institutional investors have been marshalling their forces to make boards of directors accountable.

Personal Finance

If you are holding a life-changing pile of paper gains, consider the regrets of selling and bitcoin keeps going up, or ...

When to sell bitcoin

The sheer speed of bitcoin appreciation and the scale of the windfall have paralysed some investors.

Senator Dean Smith's private member's bill led to same-sex marriage becoming legal: 'I take great pride in being part of ...

Meet the godfather of gay marriage

Senator Dean Smith is the unlikely architect of our same-sex marriage laws. It should make us expect more from our politicians, he says over lunch with the AFR.