NEW YORK--(BUSINESS WIRE)--Barnes & Noble, Inc. (NYSE: BKS) today reported sales and earnings for its fiscal 2015 second quarter ended November 1, 2014. Second quarter consolidated revenues decreased 2.7%, to $1.7 billion, as compared to the prior year. Second quarter consolidated earnings before interest, taxes, depreciation and amortization (EBITDA) decreased from $76 million a year ago to $68 million. “Retail and College improved their sales trends during the second quarter and NOOK cont