404. That’s an error.
The requested URL /_/+1/confirm?hl=de&url=http%3A%2F%2Fwww.spiegel.de%2Fwirtschaft%2Funternehmen%2Fkonjunkturerholung-geschaeftsklima-im-mittelstand-bessert-sich-im-rekordtempo-a-647411.html&title=Konjunkturerholung%3A%20Gesch%C3%A4ftsklima%20im%20Mittelstand%20bessert%20sich%20im%20Rekordtempo%20-%20SPIEGEL%20ONLINE%20-%20Wirtschaft
was not found on this server. That’s all we know.