Chapter 1. Volatility & Options

Options make people able to trading markets volatility

Options Buyer = Long Volatility Options Seller = Short Volatility

Straddle

用名义本金的百分比进行报价

  • 更加直观
  • 更容易判断：当underlying 波动超过 成本% 时，既能获得收益

    想要实现盈亏平衡，现货价格需要变动多少百分比

实际波动率

\[\sigma^{2}_{实际} = {\alpha}/k \sum(r_i\]