Backing away from European security guarantees and seeking mineral rights in Ukraine as recompense for military aid: at the Munich Security Conference the Trump administration made its convention-trashing, transactional nature clear. What Europe will or even can do is not so obvious. And a tribute to Donald Shoup, whose studies on keeping cars moving focused on where they parked (17:45).Get a world of insights by subscribing to Economist Podcasts+. For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account. Hosted on Acast. See acast.com/privacy for more information.