London's West End and Moscow remain the world's two most expensive office markets finds CB Richard Ellis' latest research.

The average rate of growth for office occupancy costs among the 172 markets monitored in the survey was 8%, almost double last year's world inflation rate.

The rate of change is now generally slowing, however, unlike previous downturns, which have occurred simultaneously with extensive overbuilding, the real estate market globally today is in a stronger position to weather the difficulties than in the past.

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