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Table of contents
Introduction (English)
Introduction (Français)
1 Targeting in Social Networks with Anonymized Information
1.1 Introduction
1.2 The model
1.2.1 Agents, utilities and network effects
1.2.2 The planner’s first-best
1.2.3 Network architectures and information structure
1.2.4 A menu of contracts
1.2.5 Efficient incentive compatible contracts
1.2.6 Group incentive compatible contracts
1.3 Undirected Networks
1.4 Hierarchical Networks
1.4.1 Single root
1.4.2 Nested neighborhoods
1.4.3 Regular Oriented Trees
1.4.4 Connected agents at the same tier of the hierarchy
1.5 Robustness and Extensions
1.5.1 Nonadjacent agents
1.5.2 Richer information structures and mechanisms
1.5.3 Partial information
1.5.4 Heterogenous marginal returns to own efforts
1.6 Conclusion
1.7 Appendix
1.7.1 Proof of proposition 1.4
1.7.2 Proof of proposition 1.5
1.7.3 Proof of proposition 1.7
1.7.4 Proof of proposition 1.9
2 Hidden Opinions
2.1 Introduction
2.2 Related work in social psychology
2.2.1 Hidden Profiles
2.2.2 Dynamic social Impact theory
2.3 The model
2.3.1 Set-up
2.3.2 Expression heuristic
2.3.3 Micro-foundation
2.4 Opinion Dynamics
2.4.1 Long-run opinions of expressers
2.4.2 The process of interpersonal influence
2.4.3 Patterns of long-run opinions: consensus and bi-polarization
2.5 Network topology and opinion patterns
2.5.1 Example
2.5.2 Agregate statistics
2.6 Conclusion and the way forward
2.7 Appendix
2.7.1 Proof of Proposition 2.1
2.7.2 Proof of Proposition 2.2
2.7.3 Proof of Lemma 2.1
2.7.4 Proof of Theorem 2.1
2.7.5 Proof of Proposition 2.3
2.7.6 Proof of Lemma 2.2
2.7.7 Network Statistics
2.7.8 Eigenvector centrality
3 Strategic cultural migration with peer effects
3.1 Introduction
3.2 Historical context
3.2.1 Migration decision: The procedure
3.3 The model
3.3.1 Set-up
3.3.2 The game
3.3.3 Equilibrium outcomes
3.4 Empirical evidence
3.4.1 Data
3.4.2 Definition of proxy variables
3.4.3 Empirical Strategy
3.4.4 Results
3.5 Conclusion
3.6 Appendix
3.6.1 Proof of Lemma 3.1
3.6.2 Proof of proposition 3.1
3.6.3 Beyond the Italian Border
Bibliography
