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布莱克-斯科尔斯模型的美妙之处在于它将期权定价问题简化为估计几个关键参数,尤其是波动率。
Nothing is more precious than independence and liberty.
Architecture is not about fashion, it's about permanence.
真相往往比我们告诉自己的故事更复杂。
Every song has its own life.