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Defence innovation systems are structured around two main groups of players that interact in the development of complex … capabilities of the French Government Agency for Defence (Direction Générale de l'Armement - DGA) have developed from " project … architect " to " project manager ". These new capabilities create new interactions in the French Defence innovation system and …
Persistent link: https://www.econbiz.de/10009147616
Defence innovation systems are structured around two main groups of players that interact in the development of complex … capabilities of the French Government Agency for Defence (Direction Générale de l'Armement - DGA) have developed from " project … architect " to " project manager ". These new capabilities create new interactions in the French Defence innovation system and …
Persistent link: https://www.econbiz.de/10010561826
This paper studies the U.S. economy from an original point of view: that of the links existing between crisis and war. The first part analyzes the workings of the current crisis, considered to be a "systemic" one. The second part places the U.S. economy at the very heart of this crisis. The...
Persistent link: https://www.econbiz.de/10010635044
This paper develops a simple model to explain two stylised facts about immigration. First, some countries have a low ratio of migrants in their population, while other wealthy countries have a high number of migrants. In fact such migrants are of the same order of magnitude as their domestic...
Persistent link: https://www.econbiz.de/10010930197
A demand for behavioral norms arises when members of a group have individual incentives to take actions that reduce the group's overall welfare (James S. Coleman, 1990). Norms require enforcement with a system of sanctions that penalize deviations from acceptable behavior (George C. Homans,...
Persistent link: https://www.econbiz.de/10009647584
The folk theorem characterizes the (subgame perfect) Nash equilibrium payoffs of an undiscounted or discounted infinitely repeated game - with fully informed, patient players - as the feasible individually rational payoffs of the one-shot game. To which extent does the result still hold when...
Persistent link: https://www.econbiz.de/10010746981
Experimental studies of social dilemmas have shown that while the existence of a sanctioning institution improves cooperation within groups, it also has a detrimental impact on group earnings in the short-run. Could the introduction of pre-play threats to punish have enough of a beneficial...
Persistent link: https://www.econbiz.de/10008790708
We develop an economic model of association based on voluntary contributions. Different equilibria corresponding to the different modes of formation of associations are analyzed and the results are compared with existing empirical literature. The main contribution consists in formalizing the...
Persistent link: https://www.econbiz.de/10008793444
We run a series of experiments in which subjects have to choose their level of contribution to a pure public good. Our design differs from the standard public good game with respect to the decision procedure. Instead of deciding simultaneously in each round, subjects are randomly ordered in a...
Persistent link: https://www.econbiz.de/10008793492
In this paper we study the relationship between the relative size of the U.S. nonprofit sector and population heterogeneity, at the county level, by adopting and extending the model of Alesina, Baquir and Easterly (1999). The relative size of the voluntary sector is assessed as a share of...
Persistent link: https://www.econbiz.de/10008794302