This document discusses different economic systems and perspectives on work and the role of workers. It covers traditional and expanding economies, as well as communist and capitalist views. Key points include: Marx's view that work is the basis of human activity and that capitalism exploits workers; the Catholic Church's stance that work should serve human dignity and the common good as outlined in papal encyclicals; and implications for Filipino workers such as problems of poverty, unjust structures, and the need for government, Church and grassroots involvement.