separate firm-borrowing shocks from bank-supply shocks using a vast sample of matched bank-firm lending data. We decompose … aggregate loan movements in Japan for the period 1990 to 2010 into bank, firm, industry, and common shocks. The high degree of … role for granular shocks as in Gabaix (2011). We show that idiosyncratic granular bank-supply shocks explain 30-40 percent …

separate firm-borrowing shocks from bank-supply shocks using a vast sample of matched bank-firm lending data. We decompose … aggregate loan movements in Japan for the period 1990 to 2010 into bank, firm, industry, and common shocks. The high degree of … role for granular shocks as in Gabaix (2011). We show that idiosyncratic granular bank-supply shocks explain 30-40 percent …

A growing body of literature indicates that competition increases bank soundness. Applying an industrial organization … indeed increases bank efficiency. Second, building on these results, we examine the relation between the Boone indicator … bank soundness. We find evidence that competition robustly increases bank soundness, via the efficiency channel …