Other than PnL calculations, you'll find tools like specialised spreadsheets and automated investing bots that might support traders evaluate their performances and zero in on successful trading alternatives, in spite of their experience. Lợi nhuận trước thuế: Là phần chênh lệch giữa lợi nhuận gộp và chi phí hoạt động. https://tommyv841jos4.creacionblog.com/profile