It is hard to spot what happened this year in the peanut butter aisles of local supermarkets.
But a careful look at the jars of Skippy on the shelves may reveal a surprise. The prices are about the same, but the jars are getting smaller.
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Across the supermarket, manufacturers are trimming packages, nipping a half-ounce off that bar of soap, narrowing the width of toilet paper and shrinking the size of ice cream containers.
Often the changes are so subtle that they create "the illusion that you are buying the same amount," explained Frank Luby, a pricing consultant with Simon-Kucher & Partners of Cambridge, Mass.
http://www.latimes.com/business/la-fi-shrink9-2008nov09,0,4372443.story