“…In order to address these questions, this paper, primarily based on the Perceived Organizational Support theory (Baldwin, Magjuka, & Loher, 1991;Eisenberger, Huntington, Hutchison, & Sowa, 1986, Hicks & Klimoski, 1987Zumrah, Boyle, & Fein, 2011), further strives to develop the argument on the basis of the Adult learning theory (Houle, 1961;Knowles, 1968Knowles, , 1984, and the Expectancy theory of motivation (Vroom, 1964). Based on these theories, this paper argues that the perception of a supportive environment in the organization encourages and enhances employees' intention to participate in the non-mandatory trainings by fostering employees' dispositional characteristics, job involvement and career motivation.…”