In a semi-aggregative representation of a game, the payoff of a player depends on a player's own strategy and on a personalized aggregate of all players' strategies. Suppose that each player has a conjecture about the reaction of the personalized aggregate to a change in the player's own...

In this paper, the author reflects on his 10 years' experience of using games and experiments and in the process develops a type of practitioner's guide. The existing quantitative and qualitative evidence on the impact of using games on student learning is reviewed. On balance, a positive...

Theoretical models have had difficulties to account, at the same time, for the most important stylized facts observed in experiments of the Voluntary Contribution Mechanism. A recent approach tackling that gap is Arifovic and Ledyard (2012), which implements social preferences in tandem with an...