In most organizations, assigning values using the same currency that the organization operates with is the easiest way for managing the expectations and resources required to implement these initiatives.
This statement highlights the need to assign a numeric or dollar amount to the learning and development outcome. Is this entirely fair? Should other more intangible factors also be taken into consideration? Just because someone might not gain a huge increase in pay does not mean they don't experience increased confidence, happiness, performance overall which still benefits the individual and the organization.