Ruben is a Senior Economist in the Financial Stability Department. His research interests are econometrics, statistics and empirical finance. Specifically, he conducted research on networks and the identification of Structural VAR models. Ruben holds a Ph.D. degree from the University of Mannheim.

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Staff working papers

On Causal Networks of Financial Firms: Structural Identification via Non-parametric Heteroskedasticity

Staff Working Paper 2020-42 Ruben Hipp
Banks’ business interactions create a network of relationships that are hidden in the correlations of bank stock returns. But for policy interventions, we need causality to understand how the network changes. Thus, this paper looks for the causal network anticipated by investors.

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