Stocks on both sides of the pond fell overnight amid a flurry of disappointing economic data including US retail sales and industrial production in the euro zone, underpinning concern about the outlook for corporate profits.
Commerce Department data showed that said US retail sales slid more than expected in October, dropping 0.3 per cent following a 1.3 per cent gain that was bigger than previously reported in September.
Then there is the uncertainty of the fiscal cliff overhanging the US economy.
President Barack Obama will begin budget negotiations with congressional leaders on Friday by calling for US$1.6 trillion in additional tax revenue over the next decade, far more than Republicans are likely to accept and double the US$800 billion discussed in talks with GOP leaders during the summer of 2011, according to the Wall Street Journal.
"The recent wall of worry continues to mount," Ryan Larson, the Chicago-based head of US equity trading at RBC Global Asset Management (US), told Bloomberg News.