The dollar is the king of currencies. The US currency is the reserve asset of choice for central banks around the world because the political and economic system of the wealthiest nation on earth is stable. The dollar is accepted legal tender around the globe.
In the past, the value of one currency against another was a function of interest rate differentials and economic stability. The dollar, euro, yen, and British pound are the leading foreign exchange instruments of the world. When it comes to the other, credit rating is another factor that determines the