As there is lost motion in every kind of machinery, so there is lost motion in the grain market due to momentum, which drives an option slightly above or below a Resistance Level.

  • 每种机器都有空转的情况,因此谷物市场当然也由于其运行在一个阻力水平上下很小的范围内的动力而变成空转。
目录 查词历史