Games Played on Networks

Author(s):  
Yann Bramoullé ◽  
Rachel Kranton

This chapter studies games played on fixed networks. These games capture a wide variety of economic settings, including local public goods, peer effects, and technology adoption. The chapter establishes a common analytical framework to study a wide game class. The authors review and advance existing results by showing how they tie together within the common framework. The chapter discusses the game-theoretic underpinnings of key notions including Bonacich centrality and the lowest and largest eigenvalue. The text discusses the interplay of individual heterogeneity and the network and develops a new notion—interdependence—to analyze how a shock to one agent affects the action of another agent.

2015 ◽  
Vol 69 (3) ◽  
pp. 291-319 ◽  
Author(s):  
Dennis Epple ◽  
Richard Romano

2016 ◽  
Author(s):  
Andrej Angelovski ◽  
Daniela Di Cagno ◽  
Werner GGth ◽  
Francesca Marazzi ◽  
Luca Panaccione

Author(s):  
Gerardo Sanchis Muñoz

The proper provision of public goods by a well-functioning, impartial government is not the only thing necessary for attaining the common good, but it is essential. The economic view of the human person as a rational, self-interested maximizer has become pervasive in analyzing government dysfunction and is employed by international agencies to generate proposals to realign the economic incentives of government officials. But this mindset assumes and encourages self-interest and undermines idoneidad (suitability)—which includes integrity, motivation, and competence—as the most fundamental characteristic that must be demanded of both elected and appointed officials at all levels of government. The failure of public institutions in Argentina is employed as a telling example of such problems.


2015 ◽  
Vol 12 (103) ◽  
pp. 20141203 ◽  
Author(s):  
The Anh Han ◽  
Luís Moniz Pereira ◽  
Tom Lenaerts

When creating a public good, strategies or mechanisms are required to handle defectors. We first show mathematically and numerically that prior agreements with posterior compensations provide a strategic solution that leads to substantial levels of cooperation in the context of public goods games, results that are corroborated by available experimental data. Notwithstanding this success, one cannot, as with other approaches, fully exclude the presence of defectors, raising the question of how they can be dealt with to avoid the demise of the common good. We show that both avoiding creation of the common good, whenever full agreement is not reached, and limiting the benefit that disagreeing defectors can acquire, using costly restriction mechanisms, are relevant choices. Nonetheless, restriction mechanisms are found the more favourable, especially in larger group interactions. Given decreasing restriction costs, introducing restraining measures to cope with public goods free-riding issues is the ultimate advantageous solution for all participants, rather than avoiding its creation.


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