Prospect Theory for Online Financial Trading

Prospect theory is widely viewed as the best available descriptive model of how people evaluate risk in experimental settings. According to prospect theory, people are typically risk-averse with respect to gains and risk-seeking with respect to losses, known as the “reflection effect”. People are mu...

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Main Authors: Liu, Yang-Yu, Nacher, Jose C., Ochiai, Tomoshiro, Martino, Mauro, Altshuler, Yaniv
Other Authors: Massachusetts Institute of Technology. Media Laboratory
Format: Article
Language:en_US
Published: Public Library of Science 2014
Online Access:http://hdl.handle.net/1721.1/92479
https://orcid.org/0000-0002-3410-9587
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author Liu, Yang-Yu
Nacher, Jose C.
Ochiai, Tomoshiro
Martino, Mauro
Altshuler, Yaniv
author2 Massachusetts Institute of Technology. Media Laboratory
author_facet Massachusetts Institute of Technology. Media Laboratory
Liu, Yang-Yu
Nacher, Jose C.
Ochiai, Tomoshiro
Martino, Mauro
Altshuler, Yaniv
author_sort Liu, Yang-Yu
collection MIT
description Prospect theory is widely viewed as the best available descriptive model of how people evaluate risk in experimental settings. According to prospect theory, people are typically risk-averse with respect to gains and risk-seeking with respect to losses, known as the “reflection effect”. People are much more sensitive to losses than to gains of the same magnitude, a phenomenon called “loss aversion”. Despite of the fact that prospect theory has been well developed in behavioral economics at the theoretical level, there exist very few large-scale empirical studies and most of the previous studies have been undertaken with micro-panel data. Here we analyze over 28.5 million trades made by 81.3 thousand traders of an online financial trading community over 28 months, aiming to explore the large-scale empirical aspect of prospect theory. By analyzing and comparing the behavior of winning and losing trades and traders, we find clear evidence of the reflection effect and the loss aversion phenomenon, which are essential in prospect theory. This work hence demonstrates an unprecedented large-scale empirical evidence of prospect theory, which has immediate implication in financial trading, e.g., developing new trading strategies by minimizing the impact of the reflection effect and the loss aversion phenomenon. Moreover, we introduce three novel behavioral metrics to differentiate winning and losing traders based on their historical trading behavior. This offers us potential opportunities to augment online social trading where traders are allowed to watch and follow the trading activities of others, by predicting potential winners based on their historical trading behavior.
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spelling mit-1721.1/924792022-10-03T07:55:12Z Prospect Theory for Online Financial Trading Liu, Yang-Yu Nacher, Jose C. Ochiai, Tomoshiro Martino, Mauro Altshuler, Yaniv Massachusetts Institute of Technology. Media Laboratory Altshuler, Yaniv Prospect theory is widely viewed as the best available descriptive model of how people evaluate risk in experimental settings. According to prospect theory, people are typically risk-averse with respect to gains and risk-seeking with respect to losses, known as the “reflection effect”. People are much more sensitive to losses than to gains of the same magnitude, a phenomenon called “loss aversion”. Despite of the fact that prospect theory has been well developed in behavioral economics at the theoretical level, there exist very few large-scale empirical studies and most of the previous studies have been undertaken with micro-panel data. Here we analyze over 28.5 million trades made by 81.3 thousand traders of an online financial trading community over 28 months, aiming to explore the large-scale empirical aspect of prospect theory. By analyzing and comparing the behavior of winning and losing trades and traders, we find clear evidence of the reflection effect and the loss aversion phenomenon, which are essential in prospect theory. This work hence demonstrates an unprecedented large-scale empirical evidence of prospect theory, which has immediate implication in financial trading, e.g., developing new trading strategies by minimizing the impact of the reflection effect and the loss aversion phenomenon. Moreover, we introduce three novel behavioral metrics to differentiate winning and losing traders based on their historical trading behavior. This offers us potential opportunities to augment online social trading where traders are allowed to watch and follow the trading activities of others, by predicting potential winners based on their historical trading behavior. United States. Army Research Office (Cooperative Agreement No. W911NF-09-2-0053) United States. Army Research Office (Cooperative Agreement No. 11645021) United States. Defense Threat Reduction Agency (Agreement No. HDTRA1-10-1-0100/BRBAA08-Per4-C-2-0033) 2014-12-23T19:48:19Z 2014-12-23T19:48:19Z 2014-10 2014-04 Article http://purl.org/eprint/type/JournalArticle 1932-6203 http://hdl.handle.net/1721.1/92479 Liu, Yang-Yu, Jose C. Nacher, Tomoshiro Ochiai, Mauro Martino, and Yaniv Altshuler. “Prospect Theory for Online Financial Trading.” Edited by Tobias Preis. PLoS ONE 9, no. 10 (October 15, 2014): e109458. https://orcid.org/0000-0002-3410-9587 en_US http://dx.doi.org/10.1371/journal.pone.0109458 PLoS ONE Creative Commons Attribution http://creativecommons.org/licenses/by/4.0/ application/pdf Public Library of Science Public Library of Science
spellingShingle Liu, Yang-Yu
Nacher, Jose C.
Ochiai, Tomoshiro
Martino, Mauro
Altshuler, Yaniv
Prospect Theory for Online Financial Trading
title Prospect Theory for Online Financial Trading
title_full Prospect Theory for Online Financial Trading
title_fullStr Prospect Theory for Online Financial Trading
title_full_unstemmed Prospect Theory for Online Financial Trading
title_short Prospect Theory for Online Financial Trading
title_sort prospect theory for online financial trading
url http://hdl.handle.net/1721.1/92479
https://orcid.org/0000-0002-3410-9587
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