(For a Reuters live blog on U.S., UK and European stock markets, click LIVE/ or type LIVE/ in a news window) * FTSE 100 up 0.2%, FTSE 250 adds 0.8% Jan 8 (Reuters) - Britain’s FTSE 100 index rose on Friday and was on track to end the week with gains of more than 6% as investors bet on a swift economic recovery, while Barratt Developments surged on plans to resume dividend payouts next month. The UK’s biggest homebuilder surged 3.5% to the top of the FTSE 100 as it also posted a rise in forward six-month sales. The blue-chip FTSE 100 index gained 0.2%, led by consumer discretionary and energy stocks. The domestically focussed mid-cap index rose 0.8% as data showed Britain’s job market strengthened for the first time in three months in December. (Reporting by Shashank Nayar in Bengaluru; Editing by Anil D’Silva)