The credit crunch may well be changing people’s shopping habits, but a poll of over 6,000 consumers carried out by Verdict Research reveals that department store chain John Lewis remains the nation’s favorite retailer.   The survey – the Consumer Satisfaction Index 2009 – found that John Lewis was more highly regarded than any of its competitors, winning by a significant margin ahead of second-placed IKEA. Despite a more price-focused retail market with more demanding consumers, John Lewis man...