Answers (1)
These two articles might offer some insight:
http://www.business-standard.com/india/s...
http://www.hindustantimes.com/StoryPage/...
If you want it explained in simpler terms, you might want to re-post your question in the Business And Finance/Investing category. Lots of Stock Market experts over there.
Here's the link:
http://answers.yahoo.com/dir/;_ylt=AvXE1...