It sounds like a blueprint for establishing Zion.
Except he forgot about the other three pillars, without which Zion can never be established. The obstacle to Zion is human nature, not finding the "right" economic theory.
Still, I like Yunus' approach. It gets us thinking in the right direction.
The WSJ provided a useful review, which generated the following comments:
How to Solve Global Poverty
Social-entrepreneurship programs have lent a much-needed lifeline to the world’s poor. But are they a viable alternative to capitalism? William Easterly reviews ‘A World of Three Zeros’ by Muhammad Yunus.