… and Krueger (1993) used the concepts of scale, composition and technique effects as the
basis of their discussion, and we proposed formal model-based definitions in Copeland and …

We review recent research linking international trade to the environment, with a focus on
new results and methods. The review is given structure by a novel decomposition linking …

This paper investigates how openness to international goods markets affects pollution
concentrations. We develop a theoretical model to divide trade's impact on pollution into scale, …

… Copeland acknowledges support from a SSHRC research grant. … If this is not the case,
then B and S will not intersect over the range z E [¿,1], and other outcomes are possible. …

… For an example of a model with more than one polluting good, see Copeland and Taylor
1994… at point B. To solve for the optimal level of emissions per unit of net output at a point like B, …

We develop a theory of resource management where the degree to which countries escape
the tragedy of the commons, and hence the de facto property rights regime, is endogenously …

The appropriate management of labyrinthine fistulae has been debated in the literature for
years. After several recent cases of labyrinthine fistulae at our institution, a review of the …

Microvascular perfusion defects may accompany sustained occlusion and subsequent
reperfusion of the middle cerebral artery; however, the nature of such "no-reflow" defects remains …

This chapter examines how national income and trading opportunities interact to determine
the level and incidence of world pollution. We find that (i) free trade raises world pollution if …

Alan Turing, pioneer of computing and WWII codebreaker, is one of the most important and
influential thinkers of the twentieth century. In this volume for the first time his key writings are …