Helped by publication of bestselling What If, Houghton Mifflin Harcourt’s modest trade division saw sales rise in the fourth quarter to $48 million, up $2 million from a year ago, as the unit recorded a small net gain for the period ($500,000), compared to a small net loss a year ago. Adjusted EBITDA of $4.8 million also rose slightly, up from $4.5 million a year ago. For the full year, however, sales of $163 million were down $8 million, and the trade unit recorded a net loss of $3 million, down from net income of $6.6 million a year ago. Adjusted EBITDA of $12.7 […]