However , the expectancy theory only helps and applies to the motivation of managers to some extent because it does not consider job insecurity and how that can affect performance . Therefore , any value calculated is likely to be unreliable . It is also difficult to compare two managers ' motivations as they may rate valence , expectancy and instrumentality differently , hence , it would be a slightly unfair comparison (Mullins . Goal Setting Theory Goal setting theory is one of the most widely used motivational techniques...











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