Yahoo's board approves a deal to buy New York-based blogging service Tumblr for $1.1bn (£725m), US media reports say.

A former Google employee has said he is providing evidence to the tax authorities about how the internet giant avoided paying corporation tax in Britain by using its offices in Dublin to finalise deals.

The outgoing Bank of England governor warns a government plan to boost the housing market with part-mortgage guarantees has no long-term place.

Google's executive chairman Eric Schmidt defends the company's tax affairs after it comes in for strong criticism from MPs.

Labour leader Ed Miliband says he will write new rules to tackle corporate tax avoidance if he wins the next election, even without international agreement.