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We propose a methodology for estimating the competition effects from entry when firms sell differentiated products. We … first derive precise conditions under which Bres- nahan and Reiss'entry threshold ratios (ETRs) can be used to test for the … presence and to measure the magnitude of competition effects. We then show how to augment the traditional entry model with a …
Persistent link: https://www.econbiz.de/10011092904
Costless pre-play communication has been found to effectively facilitate coordination and enhance efficiency by increasing individual payoffs in games with Pareto-ranked equilibria. We report an experiment in which two groups compete in a weakest-link contest by expending costly efforts....
Persistent link: https://www.econbiz.de/10008625833
In this paper we examine the impact of information on individual contributions in a public-bad experiment. We compare two experimental treatments. In the partial information treatment, subjects are only informed about the total contributions by their group, whereas in the full information...
Persistent link: https://www.econbiz.de/10011090287
Limit core allocations are the ones that remain in the core of a replicated economy.An equivalent notion for economies with public goods is Schweizer s concept of club e ciency under a variable number of economic agents.We extend this notion to economies with goods that have a semi-public...
Persistent link: https://www.econbiz.de/10011090319
Laws consist of two components: the 'obligations' they express and the 'incentives' designed to enforce them.In this paper we run a public good experiment to test whether or not obligations have any independent effect on cooperation in social dilemmas.The results show that, for given marginal...
Persistent link: https://www.econbiz.de/10011090423
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Persistent link: https://www.econbiz.de/10011090854
Why do fundraisers announce initial contributions to their charity?Potential explanations are that these announcements cause future donors to increase their contributions, either because they want to reciprocate the generosity of earlier donors, or because the initial contributions are seen as a...
Persistent link: https://www.econbiz.de/10011091127
When truth conflicts with efficiency, can verbal communication destroy efficiency? Or are lies or vagueness used to hide inconvenient truths? We consider a sequential 2-player public good game in which the leader has private information about the value of the public good. This value can be low,...
Persistent link: https://www.econbiz.de/10011091313
Limit core allocations are the ones that remain in the core of a replicated economy. An equivalent notion for economies with public goods is Schweizer's club efficiency. We extend this notion to economies with goods that have a semi-public nature. The notion encompasses purely private as well as...
Persistent link: https://www.econbiz.de/10011091333