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
Various business interactions of banks create a network of hidden relationships, which cannot be directly inferred from the correlation of bank stock returns. Without causality, it remains unclear how policy interventions change the network. Thus, this paper aims to find the causal network as anticipated by investors.

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