Casadesus-Masanell, Ramon, Jorge Tarzijan, and Jordan Mitchell. "Arauco (A): Forward Integration or Horizontal Expansion?" Harvard Business School Case 705-474, February 2005. (Revised March 2009.) ...

Stora Enso's share of the enterprise value is 50%. “I'm very proud that our team in seamless co-operation with Arauco has been able to finalise this project ahead of the original schedule.