Arbeitspapier

Manipulation and (mis)trust in prediction markets

Markets are increasingly used as information aggregation mechanisms to predict future events. If policy makers make use markets, parties may attempt to manipulate the market in order to influence decisions. We experimentally find that policymakers could still benefit from following information contained in market prices. Nonetheless, manipulation is detrimental. First, manipulators affect market prices, making them less informative. Second, when there are manipulators, policy makers often ignore - or even act against - the information revealed in market prices. Finally, mere suspicion of manipulation erodes trust in the market, leading to the implementation of suboptimal policies - even without actual manipulation.

Language
Englisch

Bibliographic citation
Series: FAU Discussion Papers in Economics ; No. 12/2019

Classification
Wirtschaft
Design of Experiments: Laboratory, Group Behavior
General Equilibrium and Disequilibrium: Financial Markets
Information and Market Efficiency; Event Studies; Insider Trading
Subject
prediction markets
policy
experiment

Event
Geistige Schöpfung
(who)
Choo, Lawrence
Kaplan, Todd R.
Zultan, Ro'i
Event
Veröffentlichung
(who)
Friedrich-Alexander-Universität Erlangen-Nürnberg, Institute for Economics
(where)
Nürnberg
(when)
2019

Handle
Last update
10.03.2025, 11:44 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Choo, Lawrence
  • Kaplan, Todd R.
  • Zultan, Ro'i
  • Friedrich-Alexander-Universität Erlangen-Nürnberg, Institute for Economics

Time of origin

  • 2019

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