This paper studies the effect of credit scoring by banks on bank lending to small businesses by addressing the following questions: does credit scoring increase or decrease the propensity of banks to grant credit? Does it improve the selection of borrowers? Does credit scoring improve or reduce...

We study how lenders respond to excessive optimism in the corporate sector. Our identification relies on plausibly exogenous variation in optimism across areas in Italy. We document that firms in optimistic areas hold favorable views about their own business, and that they are more likely to...