Professor Wolff replies:
"In the early 1960s, I sat as a student in that same Harvard large lecture class.
"With many fellow students, I grumbled then at its narrow, technical celebration of the status quo. The interests we brought to the course -- to understand the causes of economic instability (recessions, depressions, inflations, crises), how economic change shapes political and cultural history,
why so many are poor and so few rich, and what alternative economic systems might be preferable -- were largely evaded, ignored, or trivialized.
"Without an OWS movement, we did not walk out. We sat and endured..."
Richard D. Wolff, "Harvard Students Join the Movement"
As I understand Wolff's article, students are walking out because they are not getting both sides of the argument.