This paper assessed the policy implications of the changing demand for passenger vehicles in Australia and debunked the myth that bigger vehicles are safer. In particular, we examined the increasing demand for small cars and four-wheel drive using the classic prisoners' dilemma framework in game...

Market models for software vulnerabilities have been disparaged in the past citing how these do little to lower the risk of insecure software. In this paper we argue that the market models proposed are flawed and not the concept of a market itself. A well-defined software risk derivative market...

Subsequently published as:"Incorporating Motivational Heterogeneity into Game Theoretic Models of Collective Action." Public Choice, 117, 2003, 295-315."Understanding cooperation in the context of social dilemma games is fundamental to understanding how alternative institutional arrangements may...

"Our focus in this paper is with the transaction costs inherent in most decision making settings. We specifically investigate an "institution free" collective choice mechanism that includes costs to calling votes. A set of models show that under low costs (i.e., where no cost-induced equilibrium...

"One of the successes in contemporary social science is the development and proliferation of game theory. For a wide range of phenomena, game theory produces enormous insight into the strategic interaction of individuals. Its greatest power lies with predicting the behavior of large groups --...

"We are concerned here with the creation of non-market institutions for reducing the cost of risk in poor agrarian societies that operate at low levels of technology without the benefits of insurance, credit and other intertemporal markets. 1 Institutions, the formal and informal rules that...

Sustainable development is becoming one of the main challenges in human development. The notion of coordinating actions between economy, society and environment in order to optimise sustainability of ecosystems is the aim of this paper. Traditionally, relations between economy, society and the...

Authorised users (insiders) are behind the majority of security incidents with high financial impacts. Because authorisation is the process of controlling users? access to resources, improving authorisation techniques may mitigate the insider threat. Current approaches to authorisation suffer...