Simultaneously Discovering and Quantifying Risk Types from Textual Risk Disclosures.

MANAGEMENT SCIENCE, no. SP6 (2014): 1371-1391

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Managers and researchers alike have long recognized the importance of corporate textual risk disclosures. Yet it is a nontrivial task to discover and quantify variables of interest from unstructured text. In this paper, we develop a variation of the latent Dirichlet allocation topic model and its learning algorithm for simultaneously disc...更多

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