Wall Street climbed to new records overnight, and Germany's DAX too, amid expectations that global central bank support will continue to help underpin corporate profits.
Australia's central bank became the latest to lend a hand as it unexpectedly cut its key interest rate to 2.75 per cent, from 3 per cent, and said it was ready to do more. Investors are betting that will make equities the most attractive place to put their money for some time ahead.
In afternoon trading in New York, the Dow Jones Industrial Average gained 0.47 per cent, as did the Standard & Poor's 500 Index, while the Nasdaq Composite Index eked out a 0.04 per cent advance.
The S&P 500 touched a record 1,625.91 earlier in the session, while the Dow touched a high of 15,050.21.
"This is a QE-fuelled market," Steven Bulko, the New York- based chief investment officer of Lombard Odier Investment Management's US$1 billion long/short 1798 Fundamental Strategies Fund, told Bloomberg News.