What determines the value of currency in the forex exchange market? If you do know the answer, good for you, if you don't, well there are certain conditions that vary such as economic or social factors i.e. GDP growth or unemployment caused by a pandemic, respectively. Research more on that. In this blog update, we will focus on the popular currencies that you will face and understand what affects their value. USD - US Dollar The US Dollar dominates the world foreign exchange market heavily. The US Dollar is the base or universal currency to evaluate any other currency traded on forex. Almost all currencies are generally quoted in US dollar terms. The US dollar currently represents about 86% of all foreign exchange market transactions. Most commodities (metals, oil etc.) are traded with prices denominated in US Dollars; as a result, any fluctuations in supply and demand of these commodities have direct impact on the value of US Dollar. This happened in 2008 financial crisis when oi...