Program evaluation and review technique. The program (or project) evaluation and review technique, commonly abbreviated PERT, is a statistical tool, used in project management, which was designed to analyze and represent the tasks involved in completing a given project.
Quick Answer. According to its own website, the purpose of the World Trade Organization, WTO, is to monitor WTO trade agreements, facilitate trade negotiations, mediate trade disputes, monitor international trade policies and provide assistance to developing economies.
Its purpose was to bring the world powers together and ensure that they had no ill intentions to China (taking it over) by basically stating that their spheres of influence (areas that they controlled in China) would respect certain Chinese rights and the idea of fair competition.