Bitcoin hit a previous high of $19,511 in December 2017 amid widespread elation, only to lose 70%  over the  following year. Photograph: Ozan Kose/AFP

Bitcoin has climbed to a record high, taking less than three years to replicate the euphoric ascent that catapulted the cryptocurrency into the mainst(...)

Senator Bernie Sanders at a campaign rally in the Tacoma Dome in Tacoma, Washington, US. Photograph: Jason Redmond/Reuters

The odds of self-described socialist Bernie Sanders becoming America’s next president have shortened dramatically, but there’s little chatter about hi(...)

Democratic US presidential candidate Elizabeth Warren. Billionaire hedge fund manager Paul Tudor Jones has warned that the S&P 500 would sink 25 per cent if she wins the 2020 election. Photograph: Brian Snyder/Reuters

Some of the most prominent names on Wall Street are queuing up to criticise Democrat presidential frontrunner Elizabeth Warren, saying stocks will suf(...)

Jeff and MacKenzie Bezos. Ms Bezos has promised to give away more than half her $36.6 billion fortune. Photograph: EPA

MacKenzie Bezos, who recently became the world’s fourth richest woman following her divorce from Jeff Bezos, founder and chief executive of Amazon, ha(...)

While professional investors tend to be undone by distraction and inattention, ordinary investors are more likely to pay attention to the wrong things. File photograph: Getty

When you’re distracted, your performance suffers. That’s true of surgeons – research suggests distraction in the operating room is a major factor in u(...)

US president Donald Trump and US vice president Mike Pence: investors seemed underwhelmed by Trump’s tax cuts. Photograph: Carlos Barria/Reuters

Technology stocks have just suffered another week of underperformance, prompting much chatter as to whether investors are having second thoughts about(...)

Intrade fell foul of US regulators following the last race to the White House

Intrade, the once high-profile Irish online betting business that fell foul of US regulators following the last White House race, looks set to be woun(...)

Bubbly China and price-to-dream ratios The word “bubble” is grotesquely overused but Chinese equities are looking, well, bubbly.The Chinese market is (...)

A female trader signals an offer in the Standard & Poor’s 500 stock index options pit at the Chicago Board Options Exchange. A 2005 Merrill Lynch study found women were less interested and knowledgeable on investing than men. However, they made fewer mistakes, and were less likely to repeat those they did make. photograph: scott olson/getty image

When it comes to investing, the cliché that men are from Mars and women are from Venus has more than a little truth in it. Despite (or perhaps because(...)