As money managers—desperate for the security and liquidity of government bonds—further push the global stock of negative-yielding debt to an excess of $17 trillion (Anyone for a -.8% yielding Swiss bond? Read more about it here), perhaps one ought to be thinking about a tried and true real estate investment. For example, a commercial property in Aspen with an unbeatable location and long term tenants providing steady cash flow, one such as 710 East Durant.