After a talk with some of the students it seemed to me that recession is not clearly understood; that's why I am posting this link from BBC which is a quite easy to read text. I am sure that there are lot more scientific sources in the library.
Q&A: What is a recession?
The dreaded R-word - recession - is in the air as every day seems to bring more gloomy economic news.
Many commentators are now openly talking about the current slowdown turning into a recession.
But how do economists define a recession and when will we know if the UK is going through one?
Read the whole article at: http://news.bbc.co.uk/1/hi/business/7495340.stm