I submit the questions of corporate reorganization of (especially) the "too big to fail" enterprises to reflect the public and employee stakeholders interests is the MOST critical economic challenge. Absent a shift in corporate charters, direction and missions, the challenges of universal health care and energy management in the face of climate change and growth and globalization will be stuck in quicksand and rubber bands.
Elizabeth Warren has weighed in heavily on this question as well. These ideas will be come the essence of the economic meaning of "democratic socialism", or, if you prefer, "progressive capitalism", or 'progressive social-democracy". These details will mark the DEGREE of socialization vs cooperation with capital "works" -- to use Jaime Dimon's recent expression.
Bernie Sanders backs 2 policies to dramatically shift corporate power to U.S. workers
-- via my feedly newsfeed