Applying a “co-coverage” concept to the Dow Jones Newswire articles, we propose to identify each firm's news-based peers (NBPs) and thereby construct a time-varying firm-centric grouping aimed to augment existing industry classification schemes. The advantage of NBP-augmented schemes over...

The link between news and investor decision making is widely discussed in the literature. Utilising unique U.S. firm-level news data between 1979 and 2016, we document a cross-sectional difference in the speed of the diffusion of information contained in news. We distinguish news articles as...