No News Is Bad News

No news , bad news ! A Personalized News Recommendation System

The development of the internet has drastically changed the newspaper industry, and the way people read news stories [3]. Newspapers are shifting from print to online version, with some unexpected results [1, 2, 6]. Good news for the newspaper industry? The proliferation of news aggregators such as Google News1 is blamed for killing the “old media”. With these aggregators, people visit a newspa...

No News is Good News (or at least Most News is Bad News): Asymmetric Responses to Economic Information

There is a considerable body of work suggesting that economic news has significant political and economic implications. Most work in political science assumes that responses to this news are symmetrical, however; indeed, this work also assumes that responses to the economy itself are symmetrical. This is most likely not true. There is, rather, reason to believe that negative economic informatio...

No News is Good News

It seems plausible that an increase in stock market volatility raises required stock returns, and thus lowers stock prices. We develop a formal model of this volatility feedback effect using a simple model of changing variance (a quadratic generalized autoregressive conditionally heteroskedastic, or QGARCH, model). Our model is asymmetric and helps to explain the negative skewness and excess ku...

NO news is good news.

NO news is good news for plants.

The organization of redox signaling and the use of nitric oxide (NO) to transmit information, modulate biological processes or create cellular damage are highly complex. Recent reports provide an exceptional picture of NO production, of the regulation of NO bioactivity through detoxification reactions and of biochemical events by which NO transduces signals into cellular responses, in particula...