We're not talking about taxes, but environmental cost. San Francisco provides a bunch of (human) services walnut creek does not.
As one example, muni costs money and sf pays more for BART than WC does. These are still cheaper and more environmentally efficient than everyone owning cars.
As one example, muni costs money and sf pays more for BART than WC does. These are still cheaper and more environmentally efficient than everyone owning cars.