We examine whether short sellers pay attention to textual information in annual reports in their shorting activities. We find that the presence of more weak modal words in annual reports is associated with greater shorting volume. Shorting volume directly driven by specificity terms and weak...

Decentralized insurance can be used to describe risk sharing mechanisms under which participants trade risks among each other as opposed to passing risks mostly to an insurer in traditional centralized insurance. There are a wide range of decentralized practices in all kinds of forms developed...

In this paper, we study the initial-conditions problem, a complication associated with left-censored or interrupted spells in the econometric analysis of labor market transitions. In the presence of unobserved individual-specific heterogeneity, no consistent estimators have been previously...

The problem addressed in this paper is the impression allocation planning of Guaranteed Targeted Display Advertising (GTDA) problem in online display advertising market. In this problem, a publisher desires (1) an even spread of impressions, i.e., ad exposures, across various audience segments,...

Digital light processing (DLP) 3D printing technology has the advantages of rapid preparation of high-precision complex devices. The insufficient high-temperature resistance and mechanical properties of the existing photosensitive resin seriously curtailing the potential applications. Herein, a...

Understanding the migration and transformation of nitrogen during biomass pyrolysis and the influence of cellulose components on the nitrogen-containing components of biomass is important for the clean and efficient utilization of biomass. In this study, we performed pyrolysis-photoionization...