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This paper presents a tractable model of non-linear dynamics of market returns using a Langevin approach.Due to non-linearity of an interaction potential, the model admits regimes of both small and large return fluctuations. Langevin dynamics are mapped onto an equivalent quantum mechanical (QM)...
Persistent link: https://www.econbiz.de/10013251128
Classical quantitative finance models such as the Geometric Brownian Motion or its later extensions such as local or stochastic volatility models do not make sense when seen from a physics-based perspective, as they are all equivalent to a negative mass oscillator with a noise. This paper...
Persistent link: https://www.econbiz.de/10012826182
A Linear Pricing Rule is established for the No Strong Arbitrage Principle (NSAP) in a finite state, single period …
Persistent link: https://www.econbiz.de/10012953768
. This research assess if it is possible successfully use interest rates sensitivity arbitrage in bond portfolio (also known … as convexity arbitrage) in financial praxis. This arbitrage is sparsely described in literature and an assessment about … its practical success is missing. Research methodology - Methodology steps: mathematical definition of given arbitrage …
Persistent link: https://www.econbiz.de/10012695328
Problem/Relevance - This paper presents new description of the business cycles that for decades remain as relevant and important economic problem. Research Objective/Questions - We propose that econometrics can provide sufficient data for assessments of risk ratings for almost all economic...
Persistent link: https://www.econbiz.de/10012866909
shows that under a weak absence-of-arbitrage assumption (basically NUPBR), a market has a strong bubble if and only if in …
Persistent link: https://www.econbiz.de/10011293465
Kindleberger and Robert Shiller have documented that irrational behavior, ambiguous information or certain limits to arbitrage are …
Persistent link: https://www.econbiz.de/10011900246
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