Share this postEconomic Principals is Travelingdavidwarsh.substack.comCopy linkFacebookEmailNoteOtherEconomic Principals is Travelingdavid warshApr 05, 2009Share this postEconomic Principals is Travelingdavidwarsh.substack.comCopy linkFacebookEmailNoteOtherShareEconomic Principals is traveling and not writing this week.