This paper studies whether the raise in concentration experienced by the Spanish banking sector has lead to the increase of bank-specific credit supply shocks contribution to aggregate credit supply. We decompose aggregate credit volatility and find that (i) the Spanish banking sector is...

The behavioral origins of the stylized facts of financial returns have been addressed in a growing body of agent-based models of financial markets. While the traditional efficient market viewpoint explains all statistical properties of returns by similar features of the news arrival process, the...