Alan Greenspan says it’s ‘only a matter of time’ before negative rates spread to the US Written on September 5, 2019. Posted in PT Global Economy. This content is restricted to site members. If you are an existing user, please log in. New users may register below.Existing Users Log InUsername or EmailPassword Remember Me New User RegistrationChoose a Username*First Name*Last Name*Email*PasswordConfirm Password*Required field Previous Next