Sony Corp has cut the price of its Reader devices, joining an electronic-reader price war between Inc and Barnes & Noble Inc. On Sony's website, the Daily Edition version of the Reader was listed at $299.99, down from $349.99. The Touch Edition was priced at $169.99 from $249.99, and the basic Pocket Edition was discounted to $149.99 from $169.99. Last week, Amazon cut the price on its most expensive Kindle electronic reader, the Kindle DX, to $379 from $489.

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