[eng] The inefficiency of a chain of monopolies: an experimental study in a repeated-negotiation . situation by Alexis Garapin, Michel Hollard, Stéphane Robin and Bernard Ruffieux . Theory (bilateral monopoly, dual marginalisation) shows that a chain of monopolies is less efficient than an...

[eng] To assess how a public decision can affect citizens’ interests, we need to estimate individual preferences. Economists usually assess individual preference through a market decision. Most often, however, public decisions have an impact on non-market goods. Without a market to refer to,...

[eng] Consumer behaviour with regard to gmo's in the food supply: an experimental study - In this paper we study the French consumer behaviors with regard to the use of genetically modified organisms in the food supply. We report the results of an economic experiment in which we elicited...