Work Force In Jeremy Rifkin's passage entitled "Work: A blueprint for social harmony in a world without jobs", Rifkin believes that blue and collar workers will be cut out of the work force because they will be replaced by machines in new technological generation. Since the high-technology is being introduced into a wide variety of work situations, millions of blue and white-collar workers are forcing into temporary jobs and unemployment lines. Nobel-winning economist Wassily Leontief has warned that with the introduction of increasing sophisticated computers, "the role of humans as the most important factor of production is bound to diminish in the same way that the role of horses in