Underlying each stock trades hundreds of options at different strike prices and maturities. The order flow from these option transactions reveals important information about the underlying stock price movement and its volatility variation. How to aggregate the trade information of different...

Option prices vary with not only the underlying asset price, but also volatilities and higher moments. In this paper, we use a portfolio of options to seclude the value change of the portfolio from the impact of volatility and higher moments. We apply this portfolio approach to the price...

Option prices vary with not only the underlying asset price, but also volatilities and higher moments. In this paper, we use a portfolio of options to seclude the value change of the portfolio from the impact of volatility and higher moments. We apply this portfolio approach to the price...

In this study, we expand the analysis of the impact of the options penny pilot project (PPP) using a sample that covers the first three phases of the project, a control group of options that were not part of the project, and options market specific control variables. We show that proportional...

Reuters 3000 Xtra is a real‐time and interactive global news and financial information service that covers the equity market, bond market, foreign currency and money market, and various derivative markets. While there are hundreds of business schools in the USA, only a handful of schools have...