We show that a reduction in lender of last resort (LOLR) policy uncertainty posi-tively affects bank lending and propagates to investment and employment. We exploita unique policy that reduced uncertainty regarding the availability of future LOLRfunding for banks as a quasi-natural experiment....

Machine learning tools are well known for their success in prediction. But prediction is not causation, and causal discovery is at the core of most questions concerning economic policy. Recently, however, the literature has focused more on issues of causality. This paper gently introduces some...