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duplication which implies that with respect to a social planner's solution, risky arms are explored excessively. …
Persistent link: https://www.econbiz.de/10010883460
In this paper, I examine the effect of introducing heterogeneity between players in a model of strategic experimentation. I consider a two-armed bandit problem in continuous time with one safe arm and a risky arm. There are two players and each has an access to such a bandit. A player using the...
Persistent link: https://www.econbiz.de/10011276268
learning about the relative potential of both technologies. The main findings are that (i) risk considerations make incumbents …
Persistent link: https://www.econbiz.de/10005069644
. We consider a dynamic game in which firms improve both a new and a rival old technology while learning about the relative …
Persistent link: https://www.econbiz.de/10005504449
Technological progress is typically a result of trial-and-error research by competing firms. While some research paths lead to the innovation sought, others result in dead ends. Because firms benefit from their competitors working in the wrong direction, they do not reveal their dead-end...
Persistent link: https://www.econbiz.de/10009366835
We study a continuous-time game of strategic experimentation in which the players try to assess the failure rate of some new equipment or technology. Breakdowns occur at the jump times of a Poisson process whose unknown intensity is either high or low. In marked contrast to existing models, we...
Persistent link: https://www.econbiz.de/10010860230
This paper studies strongly symmetric equilibria (SSE) in continuous-time games of strategic experimentation with Poisson bandits. SSE payoffs can be studied via two functional equations similar to the HJB equation used for Markov equilibria. This is valuable for three reasons. First, these...
Persistent link: https://www.econbiz.de/10010904041
where both risky arms are of the same type, we find that learning will be complete in any Markov perfect equilibrium if the …
Persistent link: https://www.econbiz.de/10005662209
We analyze a two-player game of strategic experimentation with two-armed bandits. Each player has to decide in continuous time whether to use a safe arm with a known payoff or a risky arm whose likelihood of delivering payoffs is initially unknown. The quality of the risky arms is perfectly...
Persistent link: https://www.econbiz.de/10005785882
We study a game of strategic experimentation with two-armed bandits where the risky arm distributes lump-sum payoffs according to a Poisson process. Its intensity is either high or low, and unknown to the players. We consider Markov perfect equilibria with beliefs as the state variable. As the...
Persistent link: https://www.econbiz.de/10005791631