Focuses on the changes in the quality of labor force. Growth in the focus toward the evaluation of labor force quality; Description of the quality index; Application of the index. (Abstract copyright EBSCO.)

Deals with a study that explored whether the wage bargaining efforts of unions of production workers influence the salary levels of nonproduction workers. Model to identify the earnings levels of production and nonproduction workers; Results and discussion; Conclusion. (Abstract copyright EBSCO.)