This paper presents a new graphical analysis of how a profit-maximizing firm will respond when required to control pollution. The focus is on graphical presentations which attempt to integrate the two pollution reduction responses open to the firm: output reduction and use of abatement...

This paper considers the user economies of scale public transport subsidy argument, using buses in Adelaide as a case study. The paper operates at a corridor level; models user choice between random and planned behavior using a logit model; uses a peak load model; models existing social justice...