According to the property consultancy's 'Office Clock', Moscow was hit the worst with a rental value slump of 26.3 per cent in the last three months of 2008.
Warsaw saw rents drop by 15.2 per cent and London's West End saw rents fall by 11.6per cent.
The ‘Office Clock' divides European cities into four quadrants with rental values falling, slowing, accelerating or bottoming out.
Chris Staveley, Head of Jones Lang LaSalle's cross border team said, ‘At the end of 2008 15 markets on our European Office Property Clock were in the quadrant we define as ‘rents falling'.
