Because the just-released NPD Bookscan sales data covers the week ending December 22, it’s too early to make any definitive statements about the important holiday sales period — but the indication is that once again, holiday book sales experienced a strong final surge, even if it’s not the same big holiday lift that retailers in general experienced. (Mastercard data showed retail sales excluding autos up 5.1 percent through December 24 for the full holiday stretch.) Bookscan shows print sales in the most recent week of approximately 33.7 million units, up from about 27 million units the week before — and […]