Worried about unwittingly buying counterfeits, online customers often resort to “the wisdom of crowds” (e.g., product reviews) before purchasing. However, unethical sellers may game the review system through buying fake reviews. In this paper, we use a two-period game theoretical model to...

This paper examines the driving effect of economic policy uncertainty on bank systemic risk with a distinction between systemic linkage and bank tail risk. Using bank-level data of 25 economies during the period 2010-2020, we find consistent and robust evidence that policy uncertainty is...

This paper examines the driving effect of economic policy uncertainty on bank systemic risk with a distinction between systemic linkage and bank tail risk. Using bank-level data of 25 economies during the period 2010-2020, we find consistent and robust evidence that policy uncertainty is...