User profiles for Mesias Alfeus

Mesias Alfeus

Senior Lecturer, Financial Risk Management at Stellenbosch University
Verified email at sun.ac.za
Cited by 109

Forecasting volatility in commodity markets with long-memory models

M Alfeus, CS Nikitopoulos - Journal of Commodity Markets, 2022 - Elsevier
Commodities are the most volatile markets, and forecasting their volatility is an issue of
paramount importance. We examine the dynamics of commodity markets volatility by employing …

On numerical methods for spread options

M Alfeus, E Schlögl - FIRN Research Paper, 2018 - papers.ssrn.com
Spread options are multi-asset options whose payoffs depend on the difference of two
underlying financial variables. In most cases, analytically closed form solutions for pricing such …

A consistent stochastic model of the term structure of interest rates for multiple tenors

M Alfeus, M Grasselli, E Schlögl - Journal of Economic Dynamics and …, 2020 - Elsevier
Starting from the observation that single-currency swap basis spreads contradict classical
arbitrage arguments, we construct a framework where this basis arises due to the presence of “…

Forecasting commodity markets volatility: HAR or Rough?

M Alfeus, C Sklibosios Nikitopoulos - Available at SSRN 3520500, 2020 - papers.ssrn.com
Commodity is one of the most volatile markets and forecasting its volatility is an issue of
paramount importance. We study the dynamics of the commodity markets volatility by employing …

Regime switching rough Heston model

M Alfeus, L Overbeck, E Schlögl - Journal of Futures Markets, 2019 - Wiley Online Library
This model combines two important stylized features of volatility, the rough behavior consistent
with a Hurst parameter less than , and the regime switching property consistent with more …

Meta-Labeling Architecture

M Meyer, JF Joubert, M Alfeus - The Journal of Financial Data …, 2022 - pm-research.com
This study reflects the assessment of the largest European buyside companies concerning
new order execution opportunities like Direct Market Access, Smart Order Routing or …

[HTML][HTML] A novel stochastic modeling framework for coal production and logistics through options pricing analysis

M Alfeus, J Collins - Financial Innovation, 2023 - Springer
We propose a novel stochastic modeling framework for coal production and logistics using
option pricing theory. The problem of valuing the inherent real optionality a coal producer has …

On spread option pricing using two-dimensional Fourier transform

M Alfeus, E Schlögl - … Journal of Theoretical and Applied Finance, 2019 - World Scientific
Spread options are multi-asset options with payoffs dependent on the difference of two
underlying financial variables. In most cases, analytically closed form solutions for pricing such …

An empirical analysis of option pricing with short sell bans

M Alfeus, XJ He, SP Zhu - International Journal of Theoretical and …, 2022 - World Scientific
Short sell bans are often imposed during a financial crisis as a desperate measure to stabilize
financial markets. Yet, the impact of short sell bans on option pricing and hedging is not …

Implied roughness in the term structure of oil market volatility

M Alfeus, CS Nikitopoulos, L Overbeck - Quantitative Finance, 2024 - Taylor & Francis
This paper analyses the attributes and the significance of the roughness of oil market volatility.
We employ unspanned stochastic volatility models driven by rough Brownian motions that …