Introduction -- Part I: Enterprises and Entrepreneurship -- Entrepreneurship, Circular Economy and New Business Models -- Toward the Green Transition of Business through the Circular Economy: Understanding the Role of Dynamic Capabilities -- The path to a circular economy through a green and...

Introduction -- Part I: Approaching the Fourth Sector -- The Fourth Sector: The Future of Business, for a Better Future -- Cultivating the Fourth Sector: Active Citizenship and Governance in the Urban Change Process -- Municipal Policies in Spain to Promote Sustainable Development Goals (SDGs):...

Social Innovation and Entrepreneurship in the Fourth Sector -- Part I: Consolidation of the Fourth Sector Within the Solidarity Economy -- Humanitarian Social Logistic and the Fourth Sector: Policy Design for Communities Affected by the Disaster -- Nonprofit Organizations of the Fourth Sector...