There is some debate on that point: https://books.google.com/books?id=Xk06al1sAm...

		oftenwrong on Jan 18, 2018 \| parent \| context \| favorite \| on: Walkable Streets Are More Economically Productive There is some debate on that point: https://books.google.com/books?id=Xk06al1sAmUC&lpg=PP1&pg=PA... Passage begins on page 171 but I can't link to it via Google Books.