World system analysis: Trade and diplomacy

摘要

World system analysis is performed by various methods and techniques. Among these methods Social Network Analysis approach presents interesting propositions about the world system structure. In this work, using SNA technique, we analyze world trade and diplomatic data and show the world system structure using positional analysis. In fact we perform our blockmodeling attempt on trade and diplomacy relation independently and try to discover world system structure and interpret result of blockmodeling for each relation separately.