UK Stocks-Factors to watch on March 6

March 6 (Reuters) - Britain's FTSE 100 index is seen opening down 12 points at 7,362 on Monday, according to financial bookmakers. * STANDARD LIFE-ABERDEEN ASSET: Standard Life and Aberdeen Asset Management, two of Scotland's most well-known financial firms, are in talks over an 11 billion pound ($13.5 billion) tie-up to create Britain's largest investment manager. * SHAWBROOK: British bank Shawbrook Group Plc said on Friday it has received a joint offer from two private equity firm