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.
The North Atlantic Treaty Organization. It is composed of many nations from numerous walks of life. Its purpose is to enforce peace treaties in the North Atlantic and to use military force against violators of those treaties or of human rights. The United States of America is a leading member nation in NATO.