[jarek]

> Would you mind elaborating more on this? More specifically about the cost the North American suburbs are starting to experience.

Infrastructure to serve the new developments is paid for by the developer, more or less directly ("development charges", etc). That keeps local taxes nice and low for existing residents, until 50 years down the road the watermain needs replacing, there's lots of it because of low density sprawl, it's more complex now that construction will disturb existing traffic and business, and no one wants to pay more.

As an example, here's a story about Mississauga, a green-field suburb that proudly ran a balanced budget for decades... until they ran out of empty land to build on recently. Now they're joining denser cities in asking for more money from senior governments: http://www.theglobeandmail.com/news/toronto/the-maturation-o...