Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange

Aim/purpose – The aim of this paper is to verify whether extremely high values of market value ratios are the symptoms of informational inefficiency of the market in a weak form. The authors intend to examine whether these phenomena co-occur with each other.

Bibliographic Details
Main Authors: Karasiński Jacek, Zduńczak Patryk
Format: Article
Language:English
Published: Sciendo 2021-05-01
Series:Journal of Economics and Management
Subjects:
Online Access:https://doi.org/10.22367/jem.2021.43.10
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author Karasiński Jacek
Zduńczak Patryk
author_facet Karasiński Jacek
Zduńczak Patryk
author_sort Karasiński Jacek
collection DOAJ
description Aim/purpose – The aim of this paper is to verify whether extremely high values of market value ratios are the symptoms of informational inefficiency of the market in a weak form. The authors intend to examine whether these phenomena co-occur with each other.
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spelling doaj.art-b42ea3d371484cb7b71defd3a7185f882023-03-06T17:03:00ZengSciendoJournal of Economics and Management2719-99752021-05-0143120622410.22367/jem.2021.43.10Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock ExchangeKarasiński Jacek0Zduńczak Patryk1Department of the Financial Systems of the Economy, Faculty of Management, University of Warsaw, PolandFaculty of Management, University of Warsaw, PolandAim/purpose – The aim of this paper is to verify whether extremely high values of market value ratios are the symptoms of informational inefficiency of the market in a weak form. The authors intend to examine whether these phenomena co-occur with each other.https://doi.org/10.22367/jem.2021.43.10efficient market hypothesisweak-form efficiencymarket value ratiosstock marketsrandom walkg10g12g14
spellingShingle Karasiński Jacek
Zduńczak Patryk
Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
Journal of Economics and Management
efficient market hypothesis
weak-form efficiency
market value ratios
stock markets
random walk
g10
g12
g14
title Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
title_full Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
title_fullStr Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
title_full_unstemmed Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
title_short Do extreme market value ratios mean that the market is informationally inefficient? A study of the Warsaw Stock Exchange
title_sort do extreme market value ratios mean that the market is informationally inefficient a study of the warsaw stock exchange
topic efficient market hypothesis
weak-form efficiency
market value ratios
stock markets
random walk
g10
g12
g14
url https://doi.org/10.22367/jem.2021.43.10
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AT zdunczakpatryk doextrememarketvalueratiosmeanthatthemarketisinformationallyinefficientastudyofthewarsawstockexchange