One explanation could be that millions of Americans have lost their jobs in the last year because of the recession, so they have less money and supermarkets are having to try a bit harder to entice their customers in.
That is certainly the case as far as stallholder Tom Calamaris is concerned.He runs a small fruit and vegetable stall at Eastern Market in Washington DC and says his business is really being squeezed by the big supermarkets bringing prices down - something he has not been able to afford to do.
"I just can't do that," he says, "I know a lot of the big businesses can because they make millions of dollars."Admitting he cannot compete, he warns, "Mama and Pop businesses go out of business because the big businesses swallow them up."
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