Google Shopping to charge retailers

San Francisco Business Times Google Inc. Google Inc. Latest from The Business Journals Google Chrome browser tops Microsoft Internet Explorer in MaySocial Madness contestants ready to battle in social media spotlightApple’s impact changing Catawba County landscape Follow this company is converting its Google Shopping site into a paid service for retailers, the Wall Street Journal reports. Google (NASDAQ: GOOG) will require retailers to bid to display their products on the site, which is free now. The move, part of Google's effort to bring in more revenue from its search engine,