Expectancy-Value Theory: A motivation theory that posits that an individual's motivation to engage in a behavior is determined by the expectancy that the behavior will lead to a desired outcome and the value or importance the individual places on that outcome.
Goal-Setting Theory:A motivation theory that emphasizes the importance of specific, challenging goals in directing and energizing behavior, with valence representing the perceived attractiveness or desirability of the goal.
Self-Determination Theory: A motivation theory that distinguishes between intrinsic motivation, driven by inherent interest and enjoyment, and extrinsic motivation, driven by external rewards or punishments, with valence influencing the type and strength of motivation.