Talks between eurozone finance ministers on the future of Greece's bailout have come to a dead end, heightening fears of further market turmoil in case Greece is left with no European support.
The Confederation of British Industry (CBI) has upgraded its UK growth forecast in the face of low inflation and falling unemployment figures.
The eurozone economy beat growth expectations in the last quarter of 2014, buoyed by a resurgent Germany.
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Investec Asset Management's Simon Brazier has warned investors on the higher volatility likely to be experienced in 2015, pointing to a backdrop similar to the year in which Lehman Brothers collapsed.
The Bank of England may have to resort to the interest rate cut that Governor Mark Carney alluded to in his Inflation Report speech this morning, according to some market watchers.
The Bank of England has said it is prepared to cut rates further and expand its quantitative easing programme should the current downward slide in inflation worsen materially.
Greece's new left-wing government is pushing for a revision of its EU bailout terms, drawing up a new 10-point plan to replace the existing deal.
Mark Carney has urged G20 members to continue a "big push" for banking reforms, after suggesting that legislators maybe tiring of financial regulation.
Greece's bailout package has "failed" and the country will not seek an extension when the deal expires at the end of February, according to new prime minister Alex Tsipras.