If you'd like to print out this page, click the Print button above. Alternatively, you may click the printer icon on your browser's toolbar, or choose File>Print from the menu.     Summary of Wallerstein on World System Theory This Web page presents basic aspects of Wallerstein’s world-systems theory. 1. What is the core? 2. What is the periphery? 3. What is the semi-periphery? 4. Summarize the important aspects of stages 3 and 4 of development. 5. Why does the core benefit most from the global economy? 6. How can world-systems theory be applied to current economic divisions in the global economy? 7. How is world-systems theory important for the study of comparative politics?