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022 _a09318658
040 _aMSU
_bEnglish
_cMSU
_erda
050 0 0 _aHB171.5 JOU
100 1 _aManduchi Agostino
_eauthor
245 1 0 _aNon-neutral information costs with match-value uncertainty
_ccreated by Agostino Manduchi
264 1 _aHeidelberg:
_bSpringer,
_c2013
336 _2rdacontent
_atext
_btxt
337 _2rdamedia
_aunmediated
_bn
338 _2rdacarrier
_avolume
_bnc
440 _aJournal of Economics
_vVolume 109, number 1
520 3 _aThis paper investigates a model featuring a monopolist seller and a buyer with an uncertain valuation for the seller’s product. The seller chooses an information system which allows the buyer to receive a private signal, potentially correlated with her valuation. No restrictions are imposed on the conditional distributions of the signal; the cost of the information system is proportional to its precision, measured by the mutual information between the distributions of the buyer’s valuation and the signal. In equilibrium, the information system trades off the information cost against the losses deriving from a probability of trade that is either “too high,” or “too low”—depending on the relative weight of the expected losses resulting from errors of the two types—and sends “non-neutral” signals, typically. Thus, in general, the probability of a correct signal depends on the buyer’s actual valuation, and the probability of trade differs from the probability of a valuation exceeding the cost of production. The expected total surplus generated by the exchange is maximized, in equilibrium.
650 _aMatch-value
_vInformation provision
_xMutual information and Bayesian learning
856 _u10.1007/s00712-012-0283-7
942 _2lcc
_cJA
999 _c164862
_d164862