We propose a new measure of firm-level climate regulatory exposure based on 10-K filings. Using the 2016 Trump election as an exogenous shock to perceived climate regulatory risks, we identify a positive effect on stock returns for firms with higher climate regulatory exposures; they experience...

The appearance of a novel coronavirus in late 2019 radically changed the community of researchers working on coronaviruses since the 2002 SARS epidemic. In 2020, coronavirus-related publications grew by 20 times over the previous two years, with 130,000 more researchers publishing on related...

This paper describes a revenue management problem of a major airline that operates in a very competitive market involving two major hubs and having more than 30 parallel daily flights. We consider choice based stochastic assortment optimization problems to maximize the expected revenue for the...