luxury spending en Wealthy shoppers boost Blue Nile, but earnings less than dazzling <p><a href=""></a></p><p>Even as the stock market takes stomach turning plunges this week, it&rsquo;s still good to be a luxury item retailer.</p><p>Seattle&rsquo;s online diamond jeweler, Blue Nile, put out its second quarter earnings report on Thursday. And though the numbers aren&rsquo;t dazzling, they&rsquo;re still on the rise. Fri, 05 Aug 2011 18:09:05 +0000 Vanessa Romo 2265 at