Hegemony is a central feature of contemporary international politicsbut it remains seriously under-theorized. We draw on cooperative game theoryto represent and analyze different aspects of hegemony. After developing ageneral conception of hegemony, we analyze the circumstances under which...

Experimental research on decision making under risk has until now always employed choicedata in order to evaluate the empirical performance of expected utility and the alternative nonexpectedutility theories. The present paper performs a similar analysis which relies on pricingdata instead of...

This paper purports to provide experimental evidence explaining a number of stylized facts associated with thebehaviour of financial returns, in particular, the fat tailed nature of their distribution and the persistence in theirvolatility. By means of a laboratory experiment, we will...

We study a market in which both buyers and sellers can decide to preempt and set theirquantities before market clearing. Will this lead to preemption on both sides of the market,only one side of the market, or to no preemption at all? We …nd that preemption tends to beasymmetric in the sense...

In the 40’s and early 50’ two decision theories were proposed and have since dominated the sceneof the fascinating field of decision-making. In 1944 – when von Neumann and Morgenstern showedthat if preferences are consistent with a set of axioms then it is possible to represent these...

To explain why pre-play communication increases cooperation in games,one refers to a) strategic causes such as efficient communication or reputationeffects, and b) changes in the utilities due to social processes. Hithertoexperimental support for both explanations is mixed and confounded....

We study the effects of leadership on the private provision of a public good when group members are heterogeneously endowed. Leadership is implemented as a sequential public goods game where one group member contributes first and all the others follow. Our results show that the presence of a...

We examine the publications of authors affiliated with an economics research institution in Canada in (i) the Top-10 journals in economics according to journals’ impact factors, and (ii) the Canadian Journal of Economics. We consider all publications in the even years from 1980 to 2000....

Myopic loss aversion (MLA) has been established as one prominentexplanation for the equity premium puzzle. In this paper we address two issuesrelated to the effects of MLA on risky investment decisions. First, we assess therelative impact of feedback frequency and investment flexibility (via...

In an experimental setting, firms in a duopoly market engage in a patent tournamentand compete for profit-enhancing product advancements. The firms generateincome by matching exogenously defined demand preferences with an appropriatelycomposed product portfolio of their own. Demand preferences...