Search Results for author: Stefan Mittnik

Found 5 papers, 0 papers with code

Hedonic Models of Real Estate Prices: GAM and Environmental Factors

no code implementations25 Oct 2022 Jason R. Bailey, Davide Lauria, W. Brent Lindquist, Stefan Mittnik, Svetlozar T. Rachev

We consider the use of P-spline generalized additive hedonic models for real estate prices in large U. S. cities, contrasting their predictive efficiency against linear and polynomial based generalized linear models.

Bitcoin Volatility and Intrinsic Time Using Double Subordinated Levy Processes

no code implementations25 Sep 2021 Abootaleb Shirvani, Stefan Mittnik, W. Brent Lindquist, Svetlozar T. Rachev

The first combines NDIG option pricing with the Cboe VIX model to compute an implied volatility; the second uses the volatility of the unit time increment of the NDIG model.

Time Series Time Series Analysis

Portfolio Optimization on Multivariate Regime Switching GARCH Model with Normal Tempered Stable Innovation

no code implementations23 Sep 2020 Cheng Peng, Young Shin Kim, Stefan Mittnik

Out-of-sample tests show that the optimal portfolios with tail measures outperform the optimal portfolio with standard deviation measure and the equally weighted portfolio in various performance measures.

Portfolio Optimization

Behavioral Finance -- Asset Prices Predictability, Equity Premium Puzzle, Volatility Puzzle: The Rational Finance Approach

no code implementations9 Oct 2017 Svetlozar Rachev, Stoyan Stoyanov, Stefan Mittnik, Frank J. Fabozzi, Abootaleb Shirvani

In this paper we address three main objections of behavioral finance to the theory of rational finance, considered as anomalies the theory of rational finance cannot explain: Predictability of asset returns, The Equity Premium, (The Volatility Puzzle.

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