8 documents found, page 1 of 1

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The European tango between market risk and credit risk: A non-linear approach

Dora Almeida; Paulo Ferreira; Andreia Dionísio

Financial markets are closely connected, with credit and market risks dynamically influencing each other, particularly during extreme events. While their interdependence is well-documented in the literature, the direction and intensity of information flow remain uncertain. Using transfer entropy on European credit and stock volatility indices, we quantify this flow and its dynamics during the most recent extrem...


Information flow between asset classes during extreme events

Dora Almeida; Andreia Dionísio; Paulo Ferreira; Faheem Aslam; Derick Quintino



Information flow dynamics between cryptocurrency returns and electricity consum...

Dora Almeida; Andreia Dionísio; Paulo Ferreira

Understanding energy consumption associated with cryptocurrency mining gained increasing attention, with the literature focusing mainly on Bitcoin. This study uses data from the two energy consumption indices, to estimate static and dynamic transfer entropies. The results provide a nuanced understanding of the bidirectional relationships and their implications. The dominant direction of information flow for Bit...


Exploring the connection between geopolitical risks and energy markets

Dora Almeida; Paulo Ferreira; Andreia Dionísio; Faheem Aslam

This study delves into the complexities of energy commodity futures and clean energy indexes, analyzing their responses to geopolitical risk. The detrended fluctuation analysis was applied, and the efficiency index was estimated to assess energy market behavior better. This approach allows the evaluation of long-range depen dence and market efficiency. The findings show evolving patterns influenced by significa...


Dynamic linkage between environmental segments of stock markets: the role of gl...

Vítor Manuel de Sousa Gabriel; Dora Almeida; Andreia Dionísio; Paulo Ferreira

This study evaluates the links between representative indices of companies with high environmental performance and the propensity of such indices to economic and financial shocks. Five indices, representing environmental segments and four global macroeconomic and financial variables, were analyzed over a thirteen-year period, which included various crisis moments, such as the sovereign debt crisis, the COVID-19...


COVID-19 Effects on the Relationship between Cryptocurrencies: Can It Be Contag...

Dora Almeida; Andreia Dionísio; Isabel Vieira; Paulo Ferreira

Cryptocurrencies are relatively new and innovative financial assets. They are a topic of interest to investors and academics due to their distinctive features. Whether financial or not, extraordinary events are one of the biggest challenges facing financial markets. The onset of the COVID-19 pandemic crisis, considered by some authors a “black swan”, is one of these events. In this study, we assess integration ...


Energy markets – Who are the influencers?

Paulo Ferreira; Dora Almeida; Andreia Dionísio; Elie Bouri; Derick Quintino

The energy markets have recently undergone important transformations (e.g. deregulation, technological progress, renewable energy deployment and changing energy consumer behaviour) and witnessed a variety of crisis periods, affecting the relationships among energy commodities and their interactions with clean energy indices. This has implications for price discovery, asset allocation and risk management, which ...


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