Logo image
Managing option-trading risk when mental accounting influences prices
Journal article   Peer reviewed

Managing option-trading risk when mental accounting influences prices

Hammad Siddiqi
Journal of Risk, Vol.18(1), pp.71-89
2015
url
https://doi.org/10.21314/JOR.2015.304View
Published Version

Abstract

call option delta risk gamma risk Greeks mental accounting theta risk
The experimental evidence and opinions of market professionals suggest that mental accounting influences option prices. This paper explores the implications for risk management of mental accounting of a call option with its underlying. If mental accounting influences prices and the Black-Scholes approach is used, then, for inthe-money call options, delta risk is underestimated, gamma risk is overestimated and the extent of the time decay is underestimated. Covered-call writing is significantly more profitable with mental accounting than without it. Formulas for Greeks adjusted for mental accounting are put forward. © 2015 Incisive Risk Information (IP) Limited.

Details

Metrics

InCites Highlights

These are selected metrics from InCites Benchmarking & Analytics tool, related to this output

Web Of Science research areas
Business, Finance

UN Sustainable Development Goals (SDGs)

This output has contributed to the advancement of the following goals:

#8 Decent Work and Economic Growth

Source: InCites

Logo image