This paper studies optimal second-best corrective regulation, when some agents/activities cannot be perfectly regulated. We show that policy elasticities and Pigouvian wedges are sufficient statistics to characterize the marginal welfare impact of regulatory policies in a large class of...

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...

In response to the two waves of Covid-19 in 2020, the Italian government implemented a general lockdown in March, but geographically targeted policies during fall. We exploit this natural experiment to compare the effects of the two policies in a difference-in-differences design, leveraging a...

Carbon leakage is one of the major issues facing policymakers today when designing environmental regulation. While the empirical and trade literature on carbon leakage is rich, much less is known about the implications of carbon leakage risk on optimal regulatory policies under asymmetric...

This paper studies whether and why algorithmic traders exhibit one of the most broadlydocumented behavioral puzzles - the disposition effect. We use trade data from the NASDAQ Copenhagen Stock Exchange merged with the weather data. We find that on average, the disposition effect for human...

We estimate the direct causal effect of loneliness on a variety of health outcomes using a sample of second-generation immigrants among older adults drawn from the Survey of Health, Ageing and Retirement in Europe. In an effort to account for the endogeneity of self-declared loneliness, we...

Unique administrative data on a representative population's cognitive abilities, spending, and financials reveal that consumers at or below median cognitive abilities barely react when their incentives to spend or borrow change, even if they earn high incomes and are financially unconstrained...