The billionaires have joined other business giants backing a start-up that makes meat from self-producing animal cells.

The ASX 200 has dropped below its October low as the rout in energy stocks looks to have broadened into a wider resources sector sell-off.

A resurgent US dollar will sink the Aussie in coming months, despite the chance of an RBA rate rise in early 2018, strategists predict.

Shares have halved early losses as better than expected local jobs data lifts spirits, and the dollar, but the overnight tumble in oil prices is still weighing heavily on the energy sector.

You don't hear much in Australia about a significant shift in applied economics, could it be taxing higher earners helps, not hurts, the economy.