Early Easter boosts market as Sainsbury's shines

Figures released by Nielsen show that UK grocery retail sales grew by 6.2% in the four weeks to 30 March 2013, with volumes up 2.5% year-on-year.  With Easter falling a week later in April in 2012, March got the full benefit of a 41% rise in confectionery sales and a 12% rise in BWS sales, as…