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González Urteaga, Ana

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https://academica-e.unavarra.es/handle/2454/49191

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González Urteaga

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Ana

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Gestión de Empresas

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INARBE. Institute for Advanced Research in Business and Economics

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0000-0002-8256-8518

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810168

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2014 - 201912020 - 20212
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Subject: Granger causality ×

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Now showing 1 - 3 of 3
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    PublicationOpen Access
    Transmisión del riesgo de crédito en el sector bancario Europeo: crisis subprime y deuda soberana
    (Taylor & Francis, 2014) Ballester Miquel, Laura; González Urteaga, Ana; Tudela Ferrándiz, David; Gestión de Empresas; Enpresen Kudeaketa
    El objetivo del presente trabajo es analizar en profundidad la transmisión del riesgo de crédito, aproximado por los CDS spreads, en el sector bancario europeo durante el periodo 2006-2012, intentando dar respuesta a diversas cuestiones: (i) ¿existe evidencia de transmisión del riesgo de crédito entre las entidades financieras europeas de la Eurozona y las que no pertenecen a dicha zona?, (ii) ¿es esta transmisión bidireccional o unidireccional?, (iii) concretamente, ¿qué países han liderado dicha transmisión?, y (iv) ¿cómo se ha visto afectada dicha transmisión con las recientes crisis financieras? Los resultados indican un cambio significativo en la transmisión del riesgo de crédito con el estallido de la crisis subprime, con un efecto notable proveniente de los bancos de la Eurozona hacia los que no pertenecen a dicha zona.
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    PublicationOpen Access
    Is there a connection between sovereign CDS spreads and the stock market? Evidence for European and US returns and volatilities
    (MDPI, 2020) Ballester Miquel, Laura; González Urteaga, Ana; Enpresen Kudeaketa; Institute for Advanced Research in Business and Economics - INARBE; Gestión de Empresas; Universidad Pública de Navarra / Nafarroako Unibertsitate Publikoa
    This study complements the current literature, providing a thorough investigation of the lead–lag connection between stock indices and sovereign credit default swap (CDS) returns for 14 European countries and the US over the period 2004–2016. We use a rolling VAR framework that enables us to analyse the connection process over time covering both crisis and non-crisis periods. In addition, we analyse the relationship between stock market volatility and CDS returns. We find that the connection between the credit and equity markets does exist and that it is time variable and seems to be related to financial crises. We also observe that stock market returns anticipate sovereign CDS returns, and sovereign CDSs anticipate the conditional volatility of equity returns, closing a connectedness circle between markets. Contribution percentages in terms of returns are more intense in the US than in Europe and the opposite result is found with respect to volatilities. Within Europe, a greater impact in Eurozone countries compared to non-Eurozone countries is observed. Finally, an additional analysis is also carried out for the financial sector, obtaining results largely consistent with those found using sovereign data.
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    PublicationOpen Access
    The nexus between sovereign CDS and stock market volatility: new evidence
    (MDPI, 2021) Ballester Miquel, Laura; Escrivá, Ana Mónica; González Urteaga, Ana; Enpresen Kudeaketa; Institute for Advanced Research in Business and Economics - INARBE; Gestión de Empresas
    This paper extends the studies published to date by performing an analysis of the causal relationships between sovereign CDS spreads and the estimated conditional volatility of stock indices. This estimation is performed using a vector autoregressive model (VAR) and dynamically applying the Granger causality test. The conditional volatility of the stock market has been obtained through various univariate GARCH models. This methodology allows us to study the information transmissions, both unidirectional and bidirectional, that occur between CDS spreads and stock volatility between 2004 and 2020. We conclude that CDS spread returns cause (in the Granger sense) conditional stock volatility, mainly in Europe and during the sovereign debt crisis. This transmission dynamic breaks down during the COVID-19 period, where there are high bidirectional relationships between the two markets.