Lagardere reported Q1 earnings Tuesday, with sales of €460 million in the book division, up €18 million compared to the same period last year. The strengthening US dollar contributed €12 million of the gain, however, and the purchase of Worthy Publishing added €2 million. Lagardere reports that the US business “delivered solid growth” (up 3.3 percent like for like), thanks to “good momentum” in digital audio books. Companywide, digital audio comprised 3.8 percent of sales, up from 2.5 percent a year ago, over 50 percent higher. France also saw “good momentum,” up 1.9 percent like for like, while the UK […]