Hundreds of thousands of Australians who work on Sundays will have their take-home pay reduced after a landmark ruling by the national workplace umpire.

Australia Post chief executive Ahmed Fahour - who was criticised by Prime Minister Malcolm Turnbull for his $5.6 million salary - has resigned from the job after seven years.

When it comes to getting money out of the Packer boys, Mariah Carey could learn the veteran who has served both Kerry and James: John Alexander.

The time you spend working on a Sunday is still worth more than it is on a Saturday, but not as much as it was in the past, according to the Fair Work umpire.

Nine Entertainment Company has reported a $237 million loss in the six months to December after reducing the Nine Network's goodwill from $422 million to $162 million. 

MYOB has acquired payments processing solutions business Paycorp for $48 million and posted a 13 per cent revenue jump.

Broadband speed and performance claims, misbehaving health insurance providers and consumer guarantees are in the watchdog's sights.

Sunday is the No.1 trading day for many of Fred Harrison's grocery stores, and now he's looking forward to putting some experienced staff back on the weekend roster.

Industry heads cite global factors for surge; see the currency reaching $US2000 by the end of the year.

Reserve Bank governor Philip Lowe has no plans to cut interest rates, and worries that he did he would make an already indebted nation "more fragile".

The Australian sharemarket finished the week lower, despite a positive week of earnings season largely welcomed by investors.

Fast food giant Domino's Pizza is being probed by the consumer regulator after it was caught out in potentially in breach of laws designed to protect its own store owners.

Troubled infant formula milk group Bellamy's Australia has signalled it will take 18 months to turn the group around, reporting a slide in profit for the December half.

Landlords have been hit by steep land tax increases from soaring property values, in some cases more than doubling tax bills and making investments uneconomic.

Clive Palmer's nephew says he can't abandon his nine-month long overseas trip to answer liquidators' questions about the collapse of Queensland Nickel.

Business partners and long-time mates, Geoff Dixon and John Singleton, have sold the Toxteth pub to Mitchell Waugh's Public House Management Group, as part of their program to divest the portfolio and reinvest in new ventures.

Domino's pay practices have come under the spotlight following a Fair Work Ombusdman investigation into alleged underpayment of staff.

Owner of Vans, Dr Martens and Skechers says lower dollar, slower than expected start to spring, weakness in lifestyle shoes hurt.

Ask a senior banker about the big financial risks that keep them up at night, and climate change probably won't be one of them.

The downturn in the dairy industry has taken its toll on the country's largest milk processor, Murray Goulburn Co-Operative.