International Paper (IP 10.33%) has a new CEO, and investors appear pleased with the choice. Shares of IP are up about 10% as of 12:45 Eastern, an unusually large move for the typically mundane forestry and paper products company.Changes at the topInternational Paper investors have faced a good deal of uncertainty in recent years. The company has historically been a good choice for income-focused investors, with slow but steady growth and a predictable dividend. But that cash payout has been the subject of ...