Intro
Contents
Informality: A Difficult Qualification
Informality and Evolution of Urban Space
1 Introduction
2 The Concept of Urban Informality
3 Origins and Evolution of Urban Informality
4 The Main Theoretical Approaches
5 Informality and Urban Space
6 Perspectives on the Informal
Bibliographical References
Collective Action, Urban Spaces, and Common Goods: The Concept of Informality from a Sociological Perspective
1 Why Discuss Informality?
2 Sociology and an Informal Economy

3 Informality as an Analytical Category: Informal Ties, Social Movements and Direct Social Action
4 Informal Cities, Common Goods, and Participation
5 Concluding Reflections
Bibliographical References
Informality and Democratic Innovation: The Urban Political Laboratory
1 Informality, Instructions for Use
2 Informality as a Social Practice
3 Democracies in Transformation
4 Conclusions
Bibliographical References
The Legal Value of Informality for the General Interest: The Example of Cities
1 Informality in Law

2 Examples and Models of Conciliation Between Informality and Formal Law
2.1 The Tolerance Model
2.2 The Recognition Model
2.3 The Innovative Legal Qualification Model
2.4 The Collaboration Agreements Model
2.5 The Re-use of Goods in Transition
3 The Unifying Contribution Offered by the Principle of Horizontal Subsidiarity
4 The Legal Space of Cities
5 The Risks of Informality
Bibliographical References
The Re-use of Assets Confiscated from Organized Crime: How to Make the Informal Formal

1 Premise. Assets Confiscated from the Mafia as Common Goods. The Potential of Informality
2 The Evolution of the Discipline of Confiscation of Assets from the Mafia
3 The Re-use of Assets in Transition as a Model of Informality: The Phase of Temporary Assignment
4 The Destination Phase of Definitively Confiscated Assets: The Role of Informality
Bibliographical References
The Role of "Intangible Factors" for Local Development: Policy Implications and Preliminary Indicators for Evaluation
1 Introduction
2 The Role of Intangible Factors in Economic Theory

3 The Role of Intangible Factors in the Dynamics of Sustainable Local Development
4 Policy Implications of Local Development
5 Preliminary Indicators for Impact Evaluation
5.1 Active Citizenship
5.2 Partnership Representation
5.3 Integrated Processes
5.4 Sustainability
Bibliographical References
Urban Regeneration and Informal City in the European Framework
1 Urban Regeneration and Informal City
2 The Notion of "Informal City"
3 The Collaboration of Citizens
4 The Relation Between Formality and Informality
4.1 The Criticalities of Informal Initiatives