London’s West End has held onto its spot as the most expensive office market in the world, CBRE reports. Three predominant Asian markets – including Hong Kong (Central District) – and Russia’s capital, Moscow — round out the top five.

Despite those rankings, CBRE’s Global Prime Office Occupancy Costs study found the fastest rising rents in the Americas region. The United States alone held half of the Top 10 markets with the fastest growing occupancy costs. “We believe that occupancy costs are poised to accelerate in the latter part of…