Summary
Waitrose has thanked rival Marks & Spencer for giving it an unexpected boost after an advertising campaign comparing prices at the two chains lifted sales of its tea bags, pasta and sausages.
Sales of Waitrose's Essential range increased 17 per cent by value and 24 per cent by volume during the supermarket's best week of sales growth since 2006.See the full content of this document
Extract
Rival's Helping Hand ; in Brief
Waitrose, which is owned by t...
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