Perhaps no other industry is as global and dynamic as the mobile telecommunications industry these days, as multinationals jostle for the top spot in providing better services to more subscribers in more countries. So while Finland's Nokia may currently be the world's biggest cellular-handset manufacturer in the world, and while Germany's T-Mobile and Britain's Vodafone compete for the top spot as global providers, most industry analysts broadly agree that the existing hierarchy among multinational corporations will not be permanent.