World Business

Curency

Bitcoin giant Mt Gox files for bankruptcy after possible $US500m lost to hacking

6:00am Mt. Gox, once the world's biggest bitcoin exchange, filed for bankruptcy protection in Japan on Friday

Currencies

Why Bitcoin will emerge from the Mt Gox ruins

Unanswered questions about Mt Gox has not shaken the faith of many in Bitcoin.

Banking

Credit Suisse used secret tactics to help hide $US10b from taxman, government claims

Operation allegedly included secret, remote-controlled lifts and bank statements hidden in Sports Illustrated magazines.

World

The heated showdown inside one of the world's biggest bond firms

Bianca Hartge-Hazelman Details have come to light of the heated fall out that occurred between the co-founder of the world's biggest bond fund Bill Gross and the outgoing chief executive slated to one day replace him.

Gaming

Adelson bets on himself to win Japan's casino race

Farah Master Billionaire Sheldon Adelson is willing to bet $US10 billion that his Las Vegas Sands will become the leader in casino gambling in Japan, an offer he says his competitors can't match.

Currencies

'Turning point' as bitcoin exchange Mt Gox shuts down

Mt. Gox, once the world's biggest bitcoin exchange, abruptly stopped trading on Tuesday and its chief executive said the business was at "a turning point" but gave no details.

Markets

What I learnt from farming': Buffett's latest letter to investors

Investors around the world hang on Warren Buffett's every word, hoping for a scrap of advice from a legendary businessman.

China

LinkedIn jumpstarts China expansion with new language site

Professional social networking website LinkedIn has launched a Chinese language version of its website, a move that could jumpstart its expansion into the world's largest internet market.

Banking

'Leaner' HSBC hikes profits, bonuses

HSBC has warned about emerging markets volatility after struggling in Latin America last year, but Europe's biggest bank still managed a 15.5 per cent jump in annual net profits.

Tech

For hints at Apple's plans, read its shopping list

Brian Chen One company used sensors to read body movements. Another recommended TV programs. Several others offered location and mapping services.

PayPal

Icahn, eBay trade accusations as fight escalates

Billionaire investor Carl Icahn accused eBay chief executive John Donahoe of failing to spot - or ignoring - conflicts of interest on the company's board and called again for the spinoff of its fast-growing PayPal payments business.

UK

Manus Island security group G4S facing criminal probe in Britain

Chris Jenkins and wires British security services group G4S, the company at the centre of allegations over rioting and the death of a detainee on Manus Island, is facing a widening criminal investigation at home.

Gaming

Million-dollar gamblers spark Macau turf fight

Macau's gambling riches sparked bloody gun fights between triad gangsters two decades ago. Today, there's a new conflict brewing, only this time it's being waged with private jets, limousines and million-dollar loans.

Tech

Microsoft cutting Windows 8 cost by 70%

Microsoft is cutting the price of Windows 8.1 by 70 per cent for makers of low-cost computers.

Merger

The $US8.8b question: Did HP kill Autonomy?

Christopher Williams Details of how HP ran Autonomy between the completion of the acquisition in October 2011 and the write-down in November 2012 are extraordinary.

GFC

Fannie Mae to repay bailout next month

US mortgage-finance giant Fannie Mae says it plans to pay the US Treasury $US7.2 billion ($A8.0 billion) in dividends in March, reimbursing in full its 2008 taxpayer-funded bailout.

CSG

Chevron apologises for fatal fracking explosion with free pizza

Chevron wrote to residents and offered them a voucher for pizza and a two-litre drink, as a “token of appreciation for their patience”

Tech

New Microsoft chief Satya Nadella on Bill Gates, Steve Ballmer and his new role

Adam Bryant New Microsoft chief executive Satya Nadella says being taken out of the bowling attack at school taught him his No.1 leadership lesson.

Google's new investment arm for startups

Tech Google has unveiled a new investment arm, in a further expansion from internet search.

Japan

Japan growth trails forecasts as tax increase looms

Japan's economy grew less than economists forecast in the final quarter of last year, underscoring risks to the nation's recovery.

Food

Heston Blumenthal restaurants double profit

Pre-tax profits at Heston Blumenthal's British restaurants doubled to £2.3 million ($4.3 million) last year, according to newly released company accounts.

Construction

Sure winners in 2020 Tokyo Olympics? Gangsters

William Pesek As Japan bets on a big economic boost from the 2020 Olympics, it might be dismayed by what's happening right now in Russia. Moody's doubts the Sochi Games will be much of a plus for that economy.

Banking

China Construction Bank eases into local retail market with first ATM

ERIC JOHNSTON CCB has made a small but significant push into Australia's retail banking market.

US

Comcast and Time: US cable merger not an impossibility

Edward Wyatt Ordinarily this idea would fail, but market forces are in the game.

Solar

Future not looking bright for US giant solar power station

Diane Cardwell, Matthew Wald Markets and new technologies have overtaken the pioneering Ivanpah power station.

NZ

Why New Zealand is the new Ireland

New Zealand's economy has been the subject of plenty of hype lately, but some say a reality check is coming, and it's going to hurt.

Banks

Goldman Sachs' Valentines Day message

Denise Roland "It's going to be a long time before most people in the world are in love with bankers," says Goldman Sachs chief executive Lloyd Blankfein.