EconAir

Written by Andrea Dragon, Ph.D. Dr. Dragon investigates and writes about New Jersey's industrial history. Professor Dragon will be teaching a continuing education course on "New Jersey's Explosives History" at Rutgers - New Brunswick on October 8, 2025. See details at the end of this essay.   1914:  World War I Breaks Out   Russia started to modernize its army in 1913, with substantial French financial and weapons support. The beginning of a five-year plan, one of the main goals was to expand artillery to catch up with Germany. But war broke out.    After the first four months of the war, all combatants realized they were in for a long war with deadly modern weapons. Every country’s strategy of a quick victory through offensive warfare failed. Germany did not defeat France and England in the west, and the Russian offensive against Germany in the east ended in disaster. The result was four years of trench warfare in the west and three years of large-scale bu...

      Competition: Two Meanings of the Idea of Competition This essay discusses the supply side of a market. It introduces the specialized meaning of the concept of competition used in economics.   The word “competition” is used in two ways.  One way is the common usage - the strategies or processes companies use to compete with each other.  But economists use the word in another way - to describe the structure of an industry or market. Economists divide industries or markets into two groups - perfect competition and (not surprisingly) imperfect competition.  Imperfect competition is then subdivided into three types.  They are called monopoly, monopolistic competition, and oligopoly. Oligopoly is a market structure where a small number of companies account for a large percent of total sales. It is the dominant market structure for many large markets. A later essay will discuss a special version of oligopoly called bilatera...