What financial risk is involved for the publisher of coin pricing guides?

When a firm publishes a coin price guide does it create any financial liability for itself if the guide proves to be inaccurate?
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I firmly believe in numismatics as the world's greatest hobby, but recognize that this is a luxury and without collectors, we can all spend/melt our collections/inventories.
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"Paper money eventually returns to its intrinsic value---zero."----Voltaire
"Everything you say should be true, but not everything true should be said."----Voltaire