单向双向：某些产品的手续费只在开仓时收取，有些则在开仓和平仓时都收取； The sensitivities process [two] includes initially calculating possibility sensitivities generally known as the Greeks due to the popular apply of symbolizing the sensitivities utilizing Greek letters. Profit for each popular share — diluted [footnote 2: Diluted by assumed workout of inventory-based payment awards ... https://irvingp418ybf8.newsbloger.com/profile