BoE's Vlieghe says UK rates could 'theoretically' go below zero

By Andy Bruce LONDON (Reuters) - The Bank of England could reduce interest rates below zero in theory, although they should go nowhere near levels that would encourage big companies to stockpile cash, one of the central bank's rate setters said in an interview published on Friday. Gertjan Vlieghe warned that the BoE would have to think "very carefully" about whether the benefits of negative rates would outweigh the costs, but his willingness to entertain the possibility marked him out from some