I found another interesting scientific article which goes into more detail:<p><a href="http://www.sciencedaily.com/releases/2007/09/070912130815.htm" rel="nofollow">http://www.sciencedaily.com/releases/2007/09/070912130815.ht...</a><p>It suggests that the same effect can also be used with great success in brand names, not just prices.