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The role of outliers and oil price shocks on volatility of metal prices
Behmiri, Niaz Bashiri; Manera, Matteo - 2015
This study investigates the price volatility of metals, using the GARCH and GJR models. First we examine the … persistence of volatility and the leverage effect across metal markets taking into account the presence of outliers, and second we … estimate the effects of oil price shocks on the price volatility of metals, allowing for the asymmetric responses. We use daily …
Persistent link: https://www.econbiz.de/10011327443
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Futures price volatility in commodities markets : the role of short term vs long term speculation
Manera, Matteo; Nicolini, Marcella; Vignati, Ilaria - 2013
This paper evaluates how different types of speculation affect the volatility of commodities' futures prices. We adopt …-2010 analyzed at weekly frequency. Using GARCH models we find that speculation significantly affects volatility of returns: short … term speculation has a positive and significant impact on volatility, while long term speculation generally has a negative …
Persistent link: https://www.econbiz.de/10009756298
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Impact of transaction taxes on commodity derivatives trading in India
Ray, Saon; Malik, Neha - 2014
Commodity derivatives were introduced in India with a dual purpose of promoting price discovery and enhancing risk management in the commodities market. A transaction tax (of 0.01 per cent) on commodity futures trading was introduced in the Union Budget 2013-14. This study examines the rationale...
Persistent link: https://www.econbiz.de/10010354169
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How does the market variance risk premium vary over time? : evidence from S&P 500 variance swap investment returns
Konstantinidi, Eirini; Skiadopoulos, George - 2014
maturities and investment horizons and they are economically significant. Volatility trading strategies which condition on the …
Persistent link: https://www.econbiz.de/10010472838
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Capital structure and financial flexibility : expectations of future shocks
Lambrinoudakis, Costas; Neumann, Michael; Skiadopoulos, … - 2014 - This draft: 3 October 2014
We test one of the main predictions of the financial flexibility paradigm that expectations about future firm-specific shocks affect the firm's leverage. We extract the expectations of small and large future shocks from the market prices of equity options. We find that expectations for future...
Persistent link: https://www.econbiz.de/10010472840
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Jumps in option prices and their determinants : real-time evidence from the E-mini S&P 500 option market
Kapetanios, George; Neumann, Michael; Skiadopoulos, George - 2014
We study the real-time characteristics and drivers of jumps in option prices. To this end, we employ high frequency data from the 24-hour E-mini S&P 500 options market. We find that option prices do not jump simultaneously across strikes and maturities and are uncorrelated with jumps in the...
Persistent link: https://www.econbiz.de/10010472845
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Inferring volatility dynamics and risk premia from the S&P 500 and VIX markets
Bardgett, Chris; Gourier, Elise; Leippold, Markus - 2016
This paper studies the information content of the S&P 500 and VIX markets on the volatility of the S&P 500 returns. We … risk-neutral distributions as well as the term structure of volatility smiles and of variance risk premia. We find that the …
Persistent link: https://www.econbiz.de/10011410916
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Pricing of idiosyncratic equity and variance risks
Gourier, Elise - 2016
This paper decomposes the risk premia of individual stocks into contributions from systematic and idiosyncratic risks. I introduce an affine jump-diffusion model, which accounts for both the factor structure of asset returns and that of the variance of idiosyncratic returns. The estimation is...
Persistent link: https://www.econbiz.de/10011410917
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Returns in commodities futures markets and financial speculation : a multivariate GARCH approach
Manera, Matteo; Nicolini, Marcella; Vignati, Ilaria - 2012
This paper analyses futures prices for four energy commodities (light sweet crude oil, heating oil, gasoline and natural gas) and five agricultural commodities (corn, oats, soybean oil, soybeans and wheat), over the period 1986-2010. Using CCC and DCC multivariate GARCH models, we find that...
Persistent link: https://www.econbiz.de/10009535531
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A Regime-Switching Copula Approach to Modeling Day-Ahead Prices in Coupled Electricity Markets (Pre-print)
Pircalabu, Anca - 2017
The recent price coupling of many European electricity markets has triggered a fundamental change in the interaction of day-ahead prices, challenging additionally the modeling of the joint behavior of prices in interconnected markets. In this paper we propose a regime-switching AR-GARCH copula...
Persistent link: https://www.econbiz.de/10012963695