Re: your speculation regarding future transportation costs, I vaguely recall something by an economist a couple of years ago (maybe on the Krugman blog), stating that economic reasons by themselves were enough to ensure that transportation couldn’t get arbitrarily cheap. But I can’t recall the specifics.
Re: your speculation regarding future transportation costs, I vaguely recall something by an economist a couple of years ago (maybe on the Krugman blog), stating that economic reasons by themselves were enough to ensure that transportation couldn’t get arbitrarily cheap. But I can’t recall the specifics.