(BTC) Dollar Cost Average (xDCA) The dollar-cost average has been a trading strategy used in the stock market to allow investors to buy stocks at an average price. As the price of BTC and other assets are very volatile, it is a great strategy for leveling the cost so that it does not buy high. The strategy is aimed at long-term growth with little to no work on when to invest. In addition, it earned you the interest while holding the uninvested USDT