Following another busy seven days in the world of finance and investment, our roundup this week includes news of Sainsbury's continuing to outperform its rivals, a number of supermarkets slashing petrol costs to levels not seen since 2009, the launch of new personal tax accounts by the HMRC and UK inflation returning to positive territory in November.

As part of this week's roundup, we bring news of UK retail sales growth experiencing its poorest November since 2011, an easing of house price growth in the same month, suggestions that some banks and building societies are offering savers rates as low as 0.01%, and urges for people affected by flooding to take action for insurance purposes.

Our roundup this week brings you news of a rise for crude oil futures following a pledge from Saudi Arabia towards oil price stability, a new survey indicating the majority of Britons are in favour of leaving the EU following the Paris attacks, research concluding that more young people than old are living in poverty in the UK and calls for hundreds of thousands of women to receive pension compensation.

Our roundup this week includes news of a slowdown in UK retail growth in October, Sunday trading law proposals facing defeat in the House of Commons, a return to earnings growth for Vodafone and a £7 million payment forced on E.On due to smart meter failures.