Arbeitspapier

Opting-in: Participation biases in the lab

Assuming individuals rationally decide whether to participate or not to participate in lab experiments, we hypothesize several non-representative biases in the characteristics of lab participants. We test the hypotheses by first collecting survey and experimental data on a typical recruitment population and then inviting them to participate in a lab experiment. The results indicate that lab participants are not representative of the target population on almost all the hypothesized characteristics, including having lower income, working fewer hours, volunteering more often, and exhibiting behaviors correlated with interest in experiments and economics. We discuss the implications and various methods for addressing non-representative biases.

Language
Englisch

Bibliographic citation
Series: IZA Discussion Papers ; No. 6865

Classification
Wirtschaft
Subject
participation bias
laboratory experiments
Experimentelle Ökonomik
Partizipation
Bias

Event
Geistige Schöpfung
(who)
Slonim, Robert
Wang, Carmen
Garbarino, Ellen
Merrett, Danielle
Event
Veröffentlichung
(who)
Institute for the Study of Labor (IZA)
(where)
Bonn
(when)
2012

Handle
Last update
10.03.2025, 11:43 AM CET

Data provider

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Object type

  • Arbeitspapier

Associated

  • Slonim, Robert
  • Wang, Carmen
  • Garbarino, Ellen
  • Merrett, Danielle
  • Institute for the Study of Labor (IZA)

Time of origin

  • 2012

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