Here is a slip down the ladder that comes as good news for corporates. Mumbai is no longer ranked among the 10 most expensive cities in the world. This will be a major plus point for India as global corporates firm up their plans for relocating and outsourcing to countries such as India. According to the latest report of global market rents by CB Richard Ellis, Mumbai's ranking has dropped to the 11th position among the most expensive cities in the world. Delhi today stands 32 among the 155 metros across the globe as against its last year's ranking of 28.