Theo Offerman
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Morals in Multi-Unit Markets Open
We examine how the erosion of morals, norms, and norm compliance in markets depends on the market power of individual traders. Previously studied markets allow traders to exchange at most one unit and provide market power to individual tra…
Supplementary Data from Improving the Affordability of Anticancer Medicines Demands Evidence-Based Policy Solutions Open
Supplementary DataBrief description of important policy proposals to reduce treatment prices in oncology.
Data from Improving the Affordability of Anticancer Medicines Demands Evidence-Based Policy Solutions Open
The high cost of many new anticancer medicines significantly impedes breakthrough discoveries from reaching patients. A commonly heard refrain is that high prices are necessary to compensate for the high costs of research and development (…
Supplementary Data from Improving the Affordability of Anticancer Medicines Demands Evidence-Based Policy Solutions Open
Supplementary DataBrief description of important policy proposals to reduce treatment prices in oncology.
Data from Improving the Affordability of Anticancer Medicines Demands Evidence-Based Policy Solutions Open
The high cost of many new anticancer medicines significantly impedes breakthrough discoveries from reaching patients. A commonly heard refrain is that high prices are necessary to compensate for the high costs of research and development (…
When opportunities backfire: Alternatives reduce perseverance and success in task completion Open
We consider an agent who needs to finish one task under a time constraint. Would she benefit from having several alternatives of which she only needs to complete one, or is it better not to have options? We conjecture that agents will be w…
Lie Detection: A Strategic Analysis of the Verifiability Approach Open
The Verifiability Approach is a lie detection method based on the insight that truth-tellers provide precise details whereas liars sometimes remain vague to avoid being exposed. We provide a game-theoretic foundation for the strategic effe…
Affordable prices without threatening the oncological R&D pipeline - An economic experiment on transparency in price negotiations Open
This is the data repository of an economic experiment on the effects of transparency regulations, conducted by the Netherlands Cancer Institute and the University of Amsterdam. We replicated the EU pharmaceutical market in a laboratory set…
Affordable prices without threatening the oncological R&D pipeline - An economic experiment on transparency in price negotiations Open
This is the data repository of an economic experiment on the effects of transparency regulations, conducted by the Netherlands Cancer Institute and the University of Amsterdam. We replicated the EU pharmaceutical market in a laboratory set…
Affordable Prices Without Threatening the Oncological R&D Pipeline—An Economic Experiment on Transparency in Price Negotiations Open
The high prices of innovative medicines endanger access to care worldwide. Sustainable prices need to be affordable while sufficiently incentivizing research and development (R&D) investments. A proposed solution is increased transparency.…
Why are open ascending auctions popular? The role of information aggregation and behavioral biases Open
The popularity of open ascending auctions is often attributed to the fact that openly observable bidding allows to aggregate dispersed information. Another reason behind the frequent utilization of open auction formats may be that they act…
Replication data for: Cognitive Biases: Mistakes or Missing Stakes? Open
Enke, B., Gneezy, U., Hall, B., Martin, D., Nelidov, V., Offerman, T., and Van de Ven, J., (2023). “Cognitive Biases: Mistakes or Missing Stakes?” Review of Economics and Statistics 105:4, 818–832.
Cognitive Biases: Mistakes or Missing Stakes? Open
Despite decades of research on heuristics and biases, empirical evidence on the effect of large incentives -as present in relevant economic decisions -on cognitive biases is scant.This paper tests the effect of incentives on four widely do…
Fight or Flight: Endogenous Timing in Conflicts Open
We study a dynamic game in which players compete for a prize. In a waiting game with two-sided private information about strength levels, players choose fighting, fleeing, or waiting. Players earn a “deterrence value” on top of the prize i…
Replication data for: Fight or Flight: Endogenous Timing in Conflicts Open
van Leeuwen, Boris, Offerman, Theo, and van de Ven, Jeroen, (2022) “Fight or Flight: Endogenous Timing in Conflicts.” Review of Economics and Statistics 104:2, 217–231.
On the effect of anchoring on valuations when the anchor is transparently uninformative Open
We test whether anchoring affects people’s elicited valuations for a bottle of wine in individual decision-making and in markets. We anchor subjects by asking them if they are willing to sell a bottle of wine for a transparently uninformat…
cutpoints_endo.m Open
Matlab
strengths.xls Open
Excel
actions.xls Open
Excel
fof_results.tab Open
CSV (raw data)
fof_subjects.tab Open
CSV (raw data)
readme.txt Open
README
Competition for Status Creates Superstars: an Experiment on Public Good Provision and Network Formation Open
We investigate a mechanism that facilitates the provision of public goods in a network formation game. We show how competition for status encourages a core player to realize efficiency gains for the entire group. In a laboratory experiment…