Rafal Sieradzki

Rafal Sieradzki
  • PhD
  • Professor (Assistant) at Krakow University of Economics

About

15
Publications
6,380
Reads
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81
Citations
Current institution
Krakow University of Economics
Current position
  • Professor (Assistant)
Additional affiliations
October 2013 - February 2017
Krakow University of Economics
Position
  • Professor (Assistant)
October 2013 - present
Krakow University of Economics
Position
  • Lecturer

Publications

Publications (15)
Technical Report
Full-text available
Most research on Initial Public Offerings (IPOs) underpricing focuses on aggregated data, and studies of individual offers are uncommon. We claim that an analysis of interactions between parties involved in an offer is crucial to determine how the issue price is set and that is of key importance to explain IPO underpricing. This paper applies an eq...
Preprint
Full-text available
We propose a new measure of systemic risk to analyze the impact of the major financial market turmoils in the stock markets from 2000 to 2023 in the USA, Europe, Brazil, and Japan. Our Implied Volatility Realized Volatility Systemic Risk Indicator (IVRVSRI) shows that the reaction of stock markets varies across different geographical locations and...
Article
Full-text available
We estimate the impact of the Covid-19 pandemic on credit risk changes on a large sample of SME firms. The Altman Z"-Score model, which has proven to be a powerful and robust bankruptcy prediction model across many industries and countries, is used to assess over 1,000 SMEs from seven Polish industrial sectors. Specifically, we assess the vulnerabi...
Article
Full-text available
We propose a new measure of systemic risk to analyze the impact of the major financial market turmoils in the stock markets from 2000 to 2021 in the USA, Europe, Brazil, and Japan. Our Implied Volatility Realized Volatility Systemic Risk Indicator (IVRVSRI) shows that the reaction of stock markets varies across different geographical locations and...
Article
Full-text available
We estimate the impact of the COVID-19 pandemic on credit risk changes on a large sample of Polish SME firms. The Altman Z"-Score model, which has proven to be a powerful and robust bankruptcy prediction model across many industries and countries, is used to assess over 1,000 SMEs from seven Polish industrial sectors. Specifically, we assess the vu...
Book
Full-text available
Ryzyko jest jednym z kluczowych pojęć pojawiających się w naukach ekonomicznych. Podjęcie każdego działania i każdej decyzji wiąże się z ryzykiem, zaś działanie w jego warunkach jest nieodłącznym atrybutem gospodarki rynkowej. Osią podjętych rozważań jest ekonomiczny wymiar ryzyka przedstawiony w różnych kontekstach. W pierwszej części monografii p...
Book
Full-text available
W skrypcie omówiono zagadnienia oceny opłacalności procesu inwestycyjnego jeszcze przed jego rozpoczęciem. Zaplanowanie i przewidzenie rozwoju sytuacji finansowej podczas realizacji przedsięwzięć inwestycyjnych ma zasadnicze znaczenie dla ich powodzenia. Właściwa ocena efektywności potencjalnych projektów inwestycyjnych ułatwia inwestorowi podjęcie...
Article
Full-text available
In this paper we analyze the underpricing of Private Equity/Venture Capital backed IPOs on the Warsaw Stock Exchange between 2003 and 2011. Although the average initial return was positive (11.4%), it was significantly smaller than for other IPOs (14.5%). These results may support theories that PE/VC funds reduce information asymmetry between IPO i...
Article
In this paper we analyze IPO underpricing on the Warsaw Stock Exchange between 2003 and 2011. The average initial return was positive (14.2%), which is similar to the findings on other equity markets. Medium and long-run abnormal returns (1-month, 3-months and 1-year) on average are negative and they show great standard deviations. In general, the...
Article
Full-text available
Nadesłany: 22 kwietnia 2010 r. Zaakceptowany: 10 listopada 2010 r. Streszczenie Kryzys finansowy, który rozpoczął się latem 2007 r. na amerykańskim rynku kredytów hipo-tecznych subprime, przerodził się w najpoważniejsze załamanie aktywności gospodarczej na świecie od czasów Wielkiego Kryzysu z lat 30. ubiegłego stulecia. Niniejszy tekst stanowi jed...

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