In the study of income inequality dynamics, the concept of exchange mobility plays a central role. Applications of classical rank correlation statistics have been used to assess the degree to which individual economies swap positions in the income distribution over time. These classic measures...

Social and interregional inequality patterns across US states from 1929-2012 are analyzed using exploratory space-time methods. The results suggest complex spatial dynamics for both inequality series that were not captured by the stylized model of Alonso (1980). Interpersonal income inequalities...

Over 20 years ago, it was thought that the paperless office (or close to it) would be a reality by 2011. Ironically, since then print volume has actually increased, as people now print emails, web pages, etc. Additionally, paper used for packaging, tissue products and newsprint demonstrate how...

The policy analysis and management implications for achieving landfillequilibrium status within a sustainable timescale (decades rather thancenturies) are presented based on modelled results reported previously. Untilrelatively recently, timescale estimates suggested that equilibrium or...

The quality of risk assessment output is determined by the input data used inenvironmental distribution, dispersion and exposure models. Whilst recent focushas been on the development of regulatory exposure assessment models forlandfills, risk analysts are keenly aware of the need for improved...