Fall in business investment

Business investment in the last quarter of 2009 was 24.1% down on the same period of 2008. Not only has investment fallen by a quarter, but it is continuing to fall. The figures for the fourth quarter of last year were actually 5.8% down on the previous quarter.

http://www.anforme.co.uk/blog/?p=1203

Q&A - accelerator effect

This is related to Aggregate demand, Fiscal policy and the multiplier effect.
http://www.tutor2u.net/blog/index.php/economics/comments/qa-what-is-the-accelerator-effect/

Notes on the multiplier and accelerator
http://portal.kings-ely.cambs.sch.uk/Senior%20School/Departments/Economics/Pupils/Document%20Library/Year%2012%20Economics/Module%202%20-%20Macro%20Economics/OCR%20Unit%20F582%20tutor2u%20notes/Multiplier%20and%20Accelerator%20Effects.pdf

Decreasing Chinese Aggregate Demand

Figures released in China have showed exports suffering their biggest decline for a decade. As Chris Hogg reports, factories are being closed, and jobs are being axed.
http://news.bbc.co.uk/1/hi/world/7826768.stm

Brown proposes tax cuts to stimulate economy

Gordon Brown has increased speculation he may cut taxes (and thus hopefully increased Aggegate Demand), saying he was looking "at everything" that could be done to help people through the downturn.
http://news.bbc.co.uk/1/hi/uk/7720072.stm