Wealth Dynamics in a Bond Economy with Heterogeneous Beliefs
Author(s) -
Cogley Timothy,
Sargent Thomas J.,
Tsyrennikov Viktor
Publication year - 2014
Publication title -
the economic journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 4.683
H-Index - 160
eISSN - 1468-0297
pISSN - 0013-0133
DOI - 10.1111/ecoj.12041
Subject(s) - bond , debt , economics , endowment , asset (computer security) , arrow , bond market , financial market , distribution (mathematics) , limit (mathematics) , wealth distribution , microeconomics , dynamics (music) , financial economics , monetary economics , inequality , finance , law , computer science , mathematical analysis , physics , computer security , mathematics , political science , acoustics , programming language
Two types of agents have diverse beliefs about the law of motion for an exogenous endowment. One knows the true process, and the other learns about it via Bayes' theorem. Financial market structure affects the dynamics of the wealth distribution. When markets are complete, the learning agent loses wealth, as in Blume and Easley (2006). The absence of markets for some Arrow securities alters the direction in which wealth is transferred. When the only traded asset is a risk‐free bond, the learning agent accumulates wealth, both agents survive and the more knowledgeable agent is driven to his debt limit.
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