An example of a hidden asset is a frequent flier program that was chosen for a combined airline in what year?
Hidden asset:  An example of such an asset is the US $15 billion that United Airlines' frequent flyer program, MileagePlus, was estimated to be worth when it filed for Chapter 11 bankruptcy. MileagePlus:  Following the 2011 merger agreement between United Airlines and Continental Airlines, United Mileage Plus was chosen to be the frequent flyer program for the combined airline.
2011