May 2011
Beginner to intermediate
384 pages
12h 28m
English
Content preview from The Handbook of News Analytics in FinanceBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
8.6 DESIGNING A TRADING STRATEGY
8.6.1 Turning a dataset into a trading signal
Extracting and cleaning a news flow dataset is only the initial challenge. There are a variety of ways to incorporate this information into a trading strategy. We briefly highlight some of the issues worth considering when taking a news signal and designing an event-driven trading strategy.
8.6.2 How to define the event?
Companies may announce several different news items over the course of a month, which may either be received positively, negatively, or with a muted price reaction. Following the release of information it may be the case that the market and/or analysts initially overreact or underreact to the news. Analysts may wait for a series of confirmatory news signals over a couple of months before considering changing their forecasts. Should we react to every news item or wait for a trend in consecutive news items?
8.6.3 What is the informational content of the event?
Once we see an event, how do we systematically decide whether it is significant? The number of news items for each company are too high to regard every news report as an event. One approach could be to wait for analyst forecast changes following the news, though, as we have shown, analysts may be slow to react or reluctant to act at all. Alternatively, we can define significant news by its short-term price reaction, though the secondary issue is deciding which thresholds to use to define positive and negative news so that we do not ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.