right tail of the bank size distribution follows a power law. Also, the presence of big banks as measured by high market …Does the mere presence of big banks affect macroeconomic outcomes? Gabaix (2011) shows that idosyncratic shocks can … models of banking. Using a model with banks of heterogenous size who charge endogenous markups, we show under which …

concentration is associated with a positive and significant relationship between bank-level credit growth and aggregate growth of …Does the mere presence of big banks affect macroeconomic outcomes? In this paper, we develop a theory of granularity … (Gabaix, 2011) for the banking sector, introducing Bertrand competition and heterogeneous banks charging variable markups …

concentration is associated with a positive and significant relationship between bank-level credit growth and aggregate growth of …Does the mere presence of big banks affect macroeconomic outcomes? In this paper, we develop a theory of granularity … (Gabaix, 2011) for the banking sector, introducing Bertrand competition and heterogeneous banks charging variable markups …

concentration is associated with a positive and significant relationship between bank-level credit growth and aggregate growth of …Does the mere presence of big banks affect macroeconomic outcomes? In this paper, we develop a theory of granularity … (Gabaix, 2011) for the banking sector, introducing Bertrand competition and heterogeneous banks charging variable markups …

justified with the systemic importance of large banks for the real economy. In this paper, we test whether idiosyncratic shocks … to loan growth at large banks have effects on real GDP growth. We employ a measure of idiosyncratic shocks which follows … to the banking sector. We find evidence that changes in lending by large banks have a significant impact on GDP growth …

at recapitalizing banks and through liquidity support. We use a detailed, banklevel dataset for German banks to analyze … exploiting that not all banks have received policy support and that the timing of receiving support measures has differed across … banks. We find that banks covered by rescue measures of the German government have increased their foreign activities after …