Reserve currency before the beginning of the worldwide credit crunch related recession and Eurozone crisis, which harmed the euro and slowed its adoption. Since 2009, the reserve currency use of the euro has continued to drop, down to 23.9 percent in 2013. The Dutch guilder was the "de facto" reserve currency in Europe in 17th and 18th centuries. The United Kingdom's pound sterling was the primary reserve currency of much of the world in the 19th century and first half of the 20th century. The emergence of the USA as an economic superpower, and the establishment of the U.S. Federal Reserve System
The World Is Curved standard of living, and this will cause a serious chain effect. What happens in China is affecting the world. The problem is that China is growing too big. Therefore, the problem that bubbles occur is more serious than we think. European strategists pointed out that in the 1970s, Germany experienced a strong growth rate and a higher capital inflow in the 1970s. The only way to prove that it was effective to safely land the economy at the time was a currency value. Other methods did not work. On the basis of this, European bureaucrats argued that curbing inflation is