Which term best explains what exists when one person or company had exclusive control over a particular good or service?

What countries are in the European Union in 2010? What economic activities are characteristic of a postindustrial economy? What is the importance of stock exchange in the economy of a country? What is intrest? What is the fullform of EBD? What happens if GDP is more than gnp? Which of these is sometimes included as a fourth factor of production? How did George Pullman acquire his wealth? Who forges the vital link between military and the diplomatic informational and economic instruments of national power? Is it true that foresty and fishing are two important economic activites in the Detroit area please answer soon? Write a short note on resources? What is foreign trade? In which system does one company control the businesses that make up all phases of a product and acirc and 128 and 153s development? What is the relationship between the amount of silver people want to buy and the price? Difference between demand paging and demand segmentation? How many dollars are in 32 rupees? What agency handles monetary policy? What action of prosperos most clearly indicates that he is manipulative? What is a concise definition for an economic ladder? Do the Federal Reserve Banks issue currency?