efficient market hypothesis

GPTKB entity

Statements (27)
Predicate Object
gptkbp:instanceOf gptkb:economic_policy
gptkbp:assumes information is freely available
no transaction costs
rational investors
gptkbp:basisFor passive investing
gptkbp:criticizedFor behavioral finance
gptkbp:describes asset prices reflect all available information
gptkbp:field economics
finance
gptkbp:form semi-strong form
strong form
weak form
gptkbp:hasConcept impossible to consistently outperform the market
https://www.w3.org/2000/01/rdf-schema#label efficient market hypothesis
gptkbp:influenced modern portfolio theory
index fund investing
gptkbp:opposedBy market anomalies
bubbles and crashes
gptkbp:proposedBy Eugene Fama
gptkbp:publishedIn gptkb:Journal_of_Finance
gptkbp:relatedTo random walk theory
market efficiency
gptkbp:yearProposed 1970
gptkbp:bfsParent gptkb:Efficient_Capital_Markets:_A_Review_of_Theory_and_Empirical_Work
gptkb:Dimensional_Fund_Advisors
gptkb:Financial_Instability_Hypothesis
gptkbp:bfsLayer 6