by Siobhan O’Leary Despite the worldwide financial crisis, the German book market continues to remain relatively stable, says Buchreport. The Börsenverein des Deutschen Buchhandels (German Publishers & Booksellers Association) has calculated a 1.4% increase in sales for the first five months of 2009. Of course, the book industry should approach this news with cautious optimism: In 2008, the German book …