Office rents rose at a faster pace in the fourth quarter, but may slowdown next year until recovery in the US and Europe gather momentum, real estate consultant DTZ Research said. It said average prime gross rents in Raffles Place rose 7.1 per cent on quarter to S$9 per square foot per month, from a 6.3-per cent rise in the previous quarter. For the whole of 2010, average prime gross rents in Raffles...