This study revealed that workaholism — a negative form of heavy work investment — was primarily and positively  associated with having a prevention focus (i.e., .avoiding  mistakes, failures and errors) , whereas work engagement  — a positive form of heavy work investment was primarily  and positively associated with having a promotion focus (i.e., using opportunities  for learning, growth and development) . Furthermore, workaholism was negatively related to job satisfaction and job performance, and positively related  to turnover intention, whereas work engagement was positively associated with job  satisfaction and job performance, and negatively associated with turnover intention.  Both forms of heavy work investment almost fully mediated the associations between the regulatory foci (prevention and promotion focus) and the three work outcomes. Read more.