Forex exchange is a centralized platform that allows users to exchange international currencies and trade assets. According to statistics, its turnover is equal to $5.1 trillion per day. In order to start trading on forex one needs to buy a currency, and simultaneously sell another asset. This way there is a constant circulation of currency between the users, which enables the operation of the platform.
Forex as a word derives from Foreign Exchange and, as the name signifies, is the marketplace where national currencies are traded against each other. Forex is, by far, the biggest market in the world, with a trading volume of $5 trillion on a daily basis. Investing in Forex Trading requires the opening of a short/sell or long/buy trade of a pair of currencies (i.e. EUR/USD - Euro against US Dollar).
Short/sell is the trade that predicts that the price of the currency pair is going to fall while the long/buy is the speculation that it is going to rise. The prices of the currency pairs are affected by news of the markets, politics, etc.
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