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Continuous time and communication in a public-goods experiment

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  • Oprea, Ryan
  • Charness, Gary
  • Friedman, Daniel

Abstract

We investigate the nature of continuous time strategic interaction in public-goods games. In one set of treatments, four subjects make contribution decisions in continuous time during a 10-min interval while in another they make them only at 10 discrete points of time during this interval. The effect of continuous time is muted in public-goods games compared to simpler social dilemmas and the data suggest that widespread coordination problems are to blame. When we add a rich communication protocol, these coordination problems largely disappear and the median subject contributes completely to the public good with no sign of decay over time. At the median, the same communication protocol is less than half as effective in discrete time.

Suggested Citation

  • Oprea, Ryan & Charness, Gary & Friedman, Daniel, 2014. "Continuous time and communication in a public-goods experiment," Journal of Economic Behavior & Organization, Elsevier, vol. 108(C), pages 212-223.
  • Handle: RePEc:eee:jeborg:v:108:y:2014:i:c:p:212-223
    DOI: 10.1016/j.jebo.2014.09.012
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    More about this item

    Keywords

    Public goods; Voluntary contribution mechanism; Continuous time games; C72; C92; D70; H41;

    JEL classification:

    • C72 - Mathematical and Quantitative Methods - - Game Theory and Bargaining Theory - - - Noncooperative Games
    • C92 - Mathematical and Quantitative Methods - - Design of Experiments - - - Laboratory, Group Behavior
    • D70 - Microeconomics - - Analysis of Collective Decision-Making - - - General
    • H41 - Public Economics - - Publicly Provided Goods - - - Public Goods

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