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19 research outcomes, page 1 of 2
  • publication . Preprint . Article . Research . 2014
    Open Access English
    Authors:
    Kräussl, Roman; Lehnert, Thorsten; Martelin, Nicolas;

    The record-breaking prices observed in the art market for the last three years have rais the question of whether we are experiencing a speculative bubble. Given the difficulty to determine the fundamental value of artworks, we apply a right-tailed unit root test with fo...

  • publication . Other literature type . Article . Research . Preprint . 2018
    Open Access
    Authors:
    Koulovatianos, Christos; Mavridis, Dimitris;
    Publisher: Unpublished

    Based on OECD evidence, equity/housing-price busts and credit crunches are followed by substantial increases in public consumption. These increases in unproductive public spending lead to increases in distortionary marginal taxes, a policy in sharp contrast with presuma...

  • publication . Article . 2017
    Open Access English
    Authors:
    Bähr, Oliver; Gross, Stefanie; Harter, Patrick N.; Kirches, Elmar; Mawrin, Christian; Steinbach, Joachim P.; Mittelbronn, Michel;

    Malignant brain tumors, including gliomas, brain metastases and anaplastic meningiomas, are associated with poor prognosis, and represent an unmet medical need. ASA404 (DMXAA), a vascular disrupting agent, has demonstrated promising results in several preclinical tumor ...

  • publication . Other literature type . Research . Article . Preprint . 2011
    Open Access
    Authors:
    Achury, Carolina; Hubar, Sylwia; Koulovatianos, Christos;
    Publisher: Elsevier BV

    We analytically show that a common across rich/poor individuals Stone-Geary utility function with subsistence consumption in the context of a simple two-asset portfolio-choice model is capable of qualitatively and quantitatively explaining: (i) the higher saving rates o...

  • publication . Research . Preprint . 2014
    Open Access English
    Authors:
    Roman Kräussl; Elizaveta Mirgorodskaya;
    Publisher: Frankfurt a. M.: Goethe University Frankfurt, Center for Financial Studies (CFS)

    This paper investigates the impact of news media sentiment on financial market returns and volatility in the long-term. We hypothesize that the way the media formulate and present news to the public produces different perceptions and, thus, incurs different investor beh...

  • publication . Article . Research . 2015
    Open Access
    Authors:
    Kräussl, Roman; Lehnert, Thorsten; Senulyte, Sigita;
    Publisher: Elsevier BV

    We identify crucial events during the European sovereign debt crisis and investigate their impact on the euro currency. In particular, we analyse how specific announcements related to vulnerable Eurozone member states, European Central Bank (ECB) actions, and credit rat...

  • publication . Article . 2020
    Open Access English
    Authors:
    Stefan Wolking; Herbert Schulz; Anne T Nies; Mark McCormack; Elke Schaeffeler; Pauls Auce; Andreja Avbersek; Felicitas Becker; Karl M Klein; Martin Krenn; ...

    info:eu-repo/semantics/published

  • publication . Preprint . Research . Article . 2014
    Open Access English
    Authors:
    Ronald Bosman; Roman Krrussl; Thomas van Galen;

    This paper experimentally investigates how emotions are associated with option prices and risk perception. Using a binary lottery, we find evidence that the emotion ‘surprise’ plays a significant role in the negative correlation between lottery returns and estimates of ...

  • publication . Article . 2017
    Open Access English
    Authors:
    Ursula Klingmüller; Franziska Matthäus; Kai Breuhahn;
    Publisher: Springer Nature
    Project: EC | MEL-PLEX (642295)

    Background The analysis of microarray time series promises a deeper insight into the dynamics of the cellular response following stimulation. A common observation in this type of data is that some genes respond with quick, transient dynamics, while other genes change th...

  • publication . Article . Preprint . Research . 2014
    Open Access
    Authors:
    Roman Kräussl;
    Publisher: Elsevier BV

    This chapter analyzes the risk and return characteristics of investments in artists from the Middle East and Northern Africa (MENA) region over the sample period 2000 to 2012. With hedonic regression modeling we create an annual index that is based on 3,544 paintings cr...

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