Zdrojový dokument:Scientific papers of the University of Pardubice. Series D, Faculty of Economics and Administration. 17 (2/2010)
ISSN:1211 – 555X
Abstrakt:
The aim of this paper is determining the level of information efficiency at the
semi-strong stage of the largest Polish companies on the stock market (covered by
WIG20 index) in different market conditions.
To achieve this aim the author decided to create a graphic representation of semistrong
information efficiency. In the paper the author analyses the Polish stock market
indicators in the years 2005-2008.
The study examine a linear relationship between P/E, P/BV ratio and the rate of
return. As the indicator in analysis is used direction of slope of the regression line. In
this research is analyzed the character and size of regression coefficient.