US Federal Reserve chair Janet Yellen's announcement of an official rate hike marked a significant milestone for the world's financial markets.

Yesterday's unveiling of Amazon Prime Video brings more competition to an area where Sky TV once had a monopoly, John Drinnan writes.

Gareth Morgan's proposal to tax the equity on homes does not sound like an election winner, but it's worth another look, writes Brian Fallow.

COMMENT: Better positioning helps you answer these two why questions powerfully.

COMMENT: Taxis are taxis, at the end of the day - or could they be something else?

COMMENT: Phil Goff wants funding to ease commuter congestion but will the new PM take a step that could turn off voters?

COMMENT: With so many worthy causes out there, we need to find where our dollars will make the most difference.

COMMENT: Organic baby formula, gambling resorts, nothing can escape the damage of Chinese regulation, Christopher Niesche writes.

COMMENT: Never mind the baby's birth. Financing a family can be a real shocker to new parents.

COMMENT: Can Finance Minister become National's front-man?

COMMENT: When debt is low, paying down the mortgage might not be best bet.

COMMENT: Google has refreshed its little Chromecast streaming video device.

COMMENT: TVNZ has defended its live broadcast cross to Joseph Parker - including plugs for his fast food supporters, John Drinnan writes.

COMMENT: There's little chance NZ will get through the next few years without an economic shock.

COMMENT: Boards of small to medium enterprise and non-profits have been missing out on this board software.

COMMENT: Here are three success strategies you might like to put into action this month.

COMMENT: National MPs should think twice before automatically anointing as prime minister a member of Key's kitchen cabinet, Fran O'Sullivan writes.

COMMENT: They say incentives work, so here's some fun you can have to get the children moving in the right direction.

Christmas lunch - it's a costly affair.

COMMENT: Changes to KiwiSaver conditions are at the whim of future governments.

COMMENT: Enthusiasm for index funds could prove costly in the long term.

COMMENT: Juha Saarinen reviews the 3DR Solo drone and new GoPros.

COMMENT: Income gains have largely come from working more, not from working better, Brian Fallow writes.

COMMENT: New Zealand's funding body must spread its money further, John Drinnan writes.

When it comes to eating ice cream, the people of Invercargill are New Zealand champions.

COMMENT: World-class project manager who spent many years with NASA shares his pearls of wisdom.

COMMENT: If you are a tiny country with a population smaller than Auckland, what could you do to grow bigger and make the world notice?

COMMENT: What are you going to do differently to make 2017 your best year in business ever?

The concept behind the sharing economy is as old as trade itself, writes Neil Roberts.

COMMENT: 'Tis the season after all, but it pays to pace ourselves so we make savvy choices.