A better comparison , given post-industrial hong kong 's economic function as an international provider of services , would be between hong kong and the sparsely populated square mile of the city of london .
Canada-also vast and sparsely populated-concluded that lack of competition had contributed to its having some of the rich world 's most expensive call rates , and has been trying for three years to promote new entrants .
Nouabal - ndoki national park , in the republic of congo , is 4200 square kilometres of virgin tropical forest that is as densely populated with elephants and great apes as it is sparsely populated with rangers .