Know how to evaluate the components of an outcome to see the features that are attractive to the objectives of the negotiation.
A good outcome to a negotiation is one that satisfies the original objectives of the negotiation and leaves the negotiating parties happy with their overall end position. In some cases, a negotiated settlement can mean that there is more value for each party in a collective way than would be the case if either party took a selfish antagonistic line and declared some unilateral outcome.
The knowledge named 'identify a good outcome' is considered to be rather important.
In addition, the knowledge is thought to be quite simple and mostly easy to understand, it is learned mainly by study but needs experience, and is largely generally used knowledge.
Opinion is that it is quite justifiable knowledge.