Current empirical methods to identify and assess the impact of bank shocks rely strictly on firms borrowing from multiple banks and ignore the many firms borrowing from only one bank. Yet, such single-relationship firms may be the most prone and sensitive to bank-loan supply shocks. Therefore,...

Theory offers conflicting predictions on whether and how lenders' sectoral specialization would affect firms' innovation activities. We show that the sign and magnitude of this effect vary with the degree of "asset overhang" across sectors, which is the risk that a new technology has negative...

Current empirical methods to identify and assess the impact of bank credit supply shocks rely strictly on multi-bank firms and ignore firms borrowing from only one bank. Yet, these single-bank firms are often the majority of firms in an economy and most prone to credit supply shocks. We propose...