This paper studies whether and how banks' technological innovations affect the bank lending channel of monetary policy transmission. We first provide a theoretical model in which banks' technological innovation relaxes firms' earning-based borrowing constraints and thereby enlarges the response...

We study a competitive banking sector in which banks choose the level of risk of their asset portfolios and, upon the public disclosure of stress test results, raise funding by promising investors a repayment. We show that competition forces banks to choose risky assets so as to promise...

We conduct a welfare analysis of R&D subsidies and tax credits using a model of innovation policy in corporating externalities, limited R&D participation and finanial market imperfetions. We estimate the model using R&D projet level data from Finland. The optimal R&D tax credit rate (0.24) is...

We study public funding of banks and non-financial firms in a time of crisis. We find that bank capitalization is more effective in stabilizing the economy than direct funding to firms, but it also creates larger distortions. We show that the optimal, social-welfare-maximizing, structure of a...

We analyze the topical question of how the compensation of elected politicians affects the set of citizens choosing to run. To this end, we develop a sparse and tractable citizen-candidate model of representative democracy with ability differences, informative campaigning and political parties....

We show how characterizing optimal patent policy for the pharmaceutical industry only requires information about generic producers' responses to changes in the effective duration and scope of new drug patents. To estimate these responses, we use data on Paragraph IV patent challenges, and two...

​In this article we first document the evidence showing how an efficient retail payment infrastructure enhances economic performance. We then review the policy tools available to promote efficient retail payments in Europe. We argue that while SEPA is an important policy initiative that...