Office space in Mumbai, India, is now the fifth most expensive in the world, ahead of Moscow and Hong Kong. Daily Telegraph

London and Tokyo remain the most expensive, according to the figures from GVA. London's average of £64/sq ft is now almost double that of Midtown New York (£33).

The top five most expensive office markets per sq ft are: London (West End) £123; London (City) £84.50; Tokyo (Inner Central); Japan £82.65 4 Tokyo (Outer Central) £73.18; Mumbai (Bombay), India £70.58.