Send us a textPicture a policy conversation, perhaps in Washington, about national security. Who’s sitting around the table? It might be the President, national security advisors, military personnel, or generals, but not economists. And yet, national security is often used as a reason to intervene into the economy. At the mention of national security, it seems economists often shut their mouths and run away (or hide under a rock, or something). But why? How should economists think about ...