The assignment discusses the concept of union diversification, which increases the reach or coverage of the union across various industries or services. This diversification is believed to strengthen the union as it leads to increased financial capacity, more supporters, and greater bargaining power. On the other hand, the high rate of employee turnover can be costly for a company due to the expenses associated with hiring new employees, training programs, and decreased productivity. However, turnover also has some benefits, including talent infusion, increased efficiency, and ensuring disciplinary processes in the organization.