If you’re searching for some good news on the troubled PHH Corp., look no further than the book value of the company’s common stock, which is roughly $23 a share, according to a recent calculation from Sterne Agee CRT. In trading late this week, PHH’s share price was a mere $12.60, which means there appears to be plenty of upside as long as management can right the troubled ship and find a way forward as private-label clients fall to the wayside and servicing "marks" ...