This paper discusses the externalities and market failures in cryptocurrency markets. In particular, I highlight the significant environmental externalities created by Proof-of-Work (PoW) cryptocurrencies, the most prominent of which is Bitcoin. The main goals of this paper are to quantify these...

The main problem facing policymakers during the corona virus pandemic is how to mitigate its humanitarian and economic costs. Doing so invariably involves trading off some costs against others as well as short-term against longer-term consequences. We provide an overview of economic literature...