For one thing, the retailers complain, it ignores the elements other than price which might make a shopper choose one store over another, such as service.

ECONOMIST: Intelligent agents

So Walmex can tinker with, say, the price of shampoo in one Mexico City store and get an instant read on the consumer response.

FORBES: It's Nice To Be Big

While Apple legitimized buying music online by making the process simple for consumers, the music industry has railed against its insistence on sticking to a one-size fits all price of 99 cents per song for digital tracks in its iTunes store.

FORBES: Magazine Article

The number one driving force when deciding when, where and what to purchase at the grocery store is price.

FORBES: Consumer Are Shopping By The "Bag" Because They Can No Longer Afford The "Cart Or Basket"

For the same price you pay for the set when you walk into the store, you could have one made for you that fits.

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