We examine the valuation and capital allocation roles of voluntary disclosure when managers have private information regarding the firm’s investment opportunities, but an efficient market for corporate control influences their investment decisions. For managers with long-term stakes in the firm, the equilibrium disclosure region is two-tailed: only extreme good news and extreme bad news is disc...

BACKGROUND Along with an increase in the generation of science and health research findings, like elsewhere, the mass media in Iran has continued more than before to disseminate the results. The scientific quality of promulgated news is not of a desirable status in terms of authenticity and accuracy. In recent years, some efforts, seemingly inadequate, have been undertaken to improve the status...

This study focuses on the effects of news and advertising expenditures on corporate reputation. Both advertisement expenditures and the tone (or tenor) of business news exert a positive influence on corporate reputation. In addition, advertising expenditures were found to magnify the effects of the tone of the news. In particular, moderately educated customers are susceptible to the tone of the...

This paper explores the long-standing empirical fact of increased trading volume around news releases through the lens of canonical models of gradual information diffusion and differences of opinion. I use a unique dataset of clicks on news by key finance professionals to distinguish between trading among investors who see the news at different times and trading among investors who see the same...

Among various types of recent information explosion, that in news stream is also a kind of serious problems. This paper studies issues regarding topic modeling of information flow in multilingual news streams. If someone wants to find differences in the topics of Japanese news and Chinese news, it is usually necessary for him/her to carefully watch every article in Japanese and Chinese news str...

in this paper various arch models and relevant news impact curves including a partially nonparametric (pnp) one are compared and estimated with daily iran stock return data. diagnostic tests imply the asymmetry of the volatility response to news. the egarch model, which passes all the tests and appears relatively matching with the asymmetry in the data, seems to be the most adequate characteriz...

Communicating disappointing or unexpected neurological news to parents is often both difficult and emotionally unwelcome. At the same time, it is important that transfer of such information is done well and, indeed, if done well, can be a very rewarding experience. Limited references are available for physicians regarding the proper communication of neurological bad news to parents. This paper ...