I think you’re wrong.
The Pope sent it to world leaders.
THEN it was reported out publicly.
Unlike some of us on FR, the Holy Father does not lead with disagreement. He affirms what can be affirmed.
As to whose justice, etc.. the formal answer is, "God's justice." And the more practical answer would be found by hacking through the social encyclicals (rather than merely looking for quotes which give the chance to make Catholics look bad -- I'm talking about a real search for the truth, not polemics) and an appreciation of the ideas of subsidiarity and solidarity.