可预测性
现金流
解释力
经济
文件夹
夏普比率
衡平法
交易成本
盈利能力指数
金融经济学
业务
计量经济学
财务
物理
哲学
认识论
法学
量子力学
政治学
作者
Xintong Zhan,Bing Han,Jie Cao,Qing Tong
摘要
Abstract We uncover new return predictability in the cross-section of delta-hedged equity options. Expected returns to writing delta-hedged calls are negatively correlated with stock price, profit margin, and firm profitability, but positively correlated with cash holding, cash flow variance, new shares issuance, total external financing, distress risk, and dispersion of analysts’ forecasts. Our option portfolio strategies have annual Sharpe ratio above two and remain profitable after transaction costs. Their profits can be explained by two option factors, while equity risk factors have no explanatory power. We find support for several economic channels at work, yet the option return predictability remains puzzling.
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