Apple pushes Nasdaq to record high, as global markets slip on Biden stimulus doubts

The local share market is closed for Australia Day, having risen more than 3.3 per cent since the year began.

By 8:05am AEDT, the Australian dollar was marginally weaker (-0.2pc) at 77.04 US cents.

Wall Street has climbed to record highs in recent days on bets vaccines will start to reduce infection rates worldwide and on a stronger US economic recovery under President Joe Biden.

But investors are starting to worry about potential bubbles and the…