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This review deals with several microscopic models of financial markets which have been studied by economists and physicists over the last decade: Kim- Markowitz, Levy-Levy-Solomon, Cont-Bouchaud, Solomon-Weisbuch, Lux-Marchesi, Donangelo-Sneppen and Solomon-Levy-Huang. After an overview of...
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dedicated to econophysics, this book is written by two financial economists and it situates econophysics in the evolution of … between financial economists and econophysicists. This book details the recent results in econophysics that bring it closer to …"Econophysics and Financial Economics provides the first extensive analytic comparison between models and results from …
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Mit der Finanzkrise ist auch die klassische ökonomische Theoriebildung in eine Krise geraten: In effizienten Märkten sollte es eigentlich keine Asset-Blasen und Börsencrashs geben. Als interdisziplinärer Ansatz der Wirtschaftswissenschaften und der Physik besteht der Anspruch der...
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The authors propose a new method for estimating the power-law exponents of firm size variables. Their focus is on how to empirically identify a range in which a firm size variable follows a power-law distribution. On the one hand, as is well known a firm size variable follows a power-law...
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The distribution of firm sizes is known to be heavy tailed. In order to account for this stylized fact, previous studies have focused mainly on growth through investments in a company's own operations (internal growth). Thereby, the impact of mergers and acquisitions (M&A) on the firm size...
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