Better business at Tesco keeps FTSE investors buying

The FTSE 100 index rose 17 points or 0.4% to 4596.5 within the first hour of trading in London while the FTSE All-Share Index added 0.3% to 228, after Tesco, the supermarket chain, revealed its first-half net income rose 30% on last year thanks to more products to lure customers and its expansion overseas. Tesco has so far risen 8p or 2.9% to 283.25p, after income increased to £560m net, but its rival Sainsbury is down 4.75p or 1.7% to 270p after a ratings downgrade from one analyst. Enterprise Inns, Britain's largest pub owner, also reported this morning its profits are up 8% too, bo...