Complex sentence: He is a support of the labor movement, public education, a progressive tax structure, and the state taking both an active role in job creation and job security through Keynesian economics and a passive role through the elimination of regulations that hinder business growth.
Split into simpler sentences: He is a support of the labor movement, public education, a progressive tax structure. He has been an advocate of a hybrid economic model pursuing both an active state role in job creation and job security through Keynesian economics and a passive role through the elimination of many regulations that hinder business growth.