Long run excess fishing capacity affects both the profitability and biological status of a fishery. In order for policy makers to determine optimal resource allocation to a fishery and to establish whether a fishery is over-capitalised, it is important to identify both the level and the source...

We develop a stochastic Markov chain model to obtain the probability density function (pdf) for a player to win a match in tennis. By analyzing both individual player and 'field' data (all players lumped together) obtained from the 2007 Men's Association of Tennis Professionals (ATP) circuit, we...

The Australian Northern Prawn Fishery (NPF) is one of the few that has adopted a dynamic version of a ‘maximum economic yield’ (MEY) target, and, on this basis, the fishery is undergoing a process of substantial stock rebuilding. This study details the bioeconomic model used to provide...

Environmental policy is evolving rapidly in the international arena with an increasing number of multilateral environmental agreements being negotiated in a range of forums. The issue of risk management has figured prominently in these processes, with the OECD risk reduction strategy for lead...

Assessments of the economic, environmental and social consequences of mining have usually produced an estimate of the commercial benefits that mining in the area would generate, with environmental costs being examined in physical terms only. A theoretical framework for calculating the threshold...