How monetary system eliminated barter system?

What are the examples of international trade barriers? How much does the prime minister of England make? Write all the Differences between balance of trade and balance of payment in tabular form? How did Britain's economy effect the process of industrialization? Describe the difference between real and current GDP? Average salary in 1930? Evaluate sears using the competitive forces and value chain models? What is declining marginal benefit? What does MWCO stand for and definition? What strategies did corporations use to decrease costs and increase profits? What are the characteristics of a mixed economy? What action will the government take when it needs more money? Which south American country uses euro as its currency? What do you call a business that controls a market and no competition? How does gold help us? What encouraged countries to transition from a command economy to a market economy? What does highly industrialized economy mean? When was rupee made fully convertible? What role do you think changing economic conditions (inflation interest rates consumer spending) play in financial planning? Accurately explains the difference between the stock market and the commodity market?