It&#x27;s entirely a problem of decision making and incentives.<p>You stop the plane, terrorist is arrested, you&#x27;re a hero.<p>You stop the plane, guy turns out to be economist, idiot who thinks Arabs look like Italians and Arabic looks like equations does not even get named.<p>You don&#x27;t stop the plane, guy&#x27;s DSGE model explodes causing the plane to fall out of the sky, and you have lawsuits.