Zachłanność inwestorów a zmiany cen akcji spółek notowanych na Giełdzie Papierów Wartościowych w Warszawie
Investors’ greed and price changes of companies listed on the Warsaw Stock Exchange

Summary/Abstract: Presentation of early warning indicator, which could inform about creating a speculative bubble and excessive investors expectations, which could provide a synthetic picture of excessive shares value on the stock exchange. If this indicator is above 100 points, then there is high likelihood that the share price is resulted by speculative bubble. It is important to know how many companies show this kind of threat and what is the total value of cumulated greed index.

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