They are part of the recruitement viewer that came with your download of EB.
The working of the military traits are no secret, so to speak. They are triggered by the trait file and usually have a random percentage; that's why you can never be sure how your FMs are developing.
Moral (and any bonus) is hard to measure; in particular because its recorded nowhere, affected by a dozend things and changing constantly during a battle. It is communis opinio that the moral bonus of buildings doesn't do a thing, or doesn't work as intented - but there is no proof for or against it.
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