Collusion as an Informed Principal Problem

Author(s):  
Lucia Quesada
2015 ◽  
Vol 159 ◽  
pp. 280-289 ◽  
Author(s):  
Christoph Wagner ◽  
Tymofiy Mylovanov ◽  
Thomas Tröger

2019 ◽  
Vol 14 (2) ◽  
pp. 345-371
Author(s):  
Frédéric Koessler ◽  
Vasiliki Skreta

We study the informed‐principal problem in a bilateral asymmetric information trading setting with interdependent values and quasi‐linear utilities. The informed seller proposes a mechanism and voluntarily certifies information about the good's characteristics. When the set of certifiable statements is sufficiently rich, we show that there is an ex ante profit‐maximizing selling procedure that is an equilibrium of the mechanism proposal game. In contrast to posted price settings, the allocation obtained when product characteristics are commonly known (the unravelling outcome) may not be an equilibrium allocation, even when all buyer types agree on the ranking of product quality. Our analysis relies on the concept of strong Pareto optimal allocation, which was originally introduced by Maskin and Tirole (1990) in private value environments.


2013 ◽  
Vol 5 (1) ◽  
pp. e2013050 ◽  
Author(s):  
Elihu Estey

Although “less intense” therapies are finding more use in AML, the principal problem in AML remains lack of efficacy rather than toxicity. Hence less intense therapies are of little use if they are not more effective as well as less toxic than standard therapies.. Assignment of patients to less intense therapies should be based on other factors in addition to age. Azacitidine and decitabine, the most commonly used less intense therapies in AML very probably produce better OS than best “supportive care” or “low-dose” ara-C. However improvement is relatively small when compared to expected life expectancy in the absence of disease. Accordingly, while azacitidine or decitabine should be considered the standards against which newer therapies are compared, continued investigation of potentially more effective therapies needs to continue. Better means for evaluating the large number of these therapies (and their combinations) are also needed.   


10.3982/te787 ◽  
2012 ◽  
Vol 7 (3) ◽  
pp. 465-488 ◽  
Author(s):  
Tymofiy Mylovanov ◽  
Thomas Tröger

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