Hachette Livre announced that it has increased its stake in Russian publisher Azbooka-Atticus, growing their 25 percent interest to a 49 percent holding in the company.Azbooka-Atticus is Russia’s third largest publisher, publishing 2,000 titles a year, with Hachette reporting annual sales of over $50 million. The company says in the announcement, “The move reflects the successful cooperation between the two companies since Hachette Livre became a shareholder in March 2011, the vibrancy of the Russian book market, and the fine performance of Azbooka-Atticus under its new management.”