type="main" xml:id="ajar12024-abs-0001" <p>Nonpoint-source water pollution is frequently considered intractable because it is hard to regulate large numbers of small sources and because the science associated with assessing the impact of each source is complex. New Zealand has demonstrated that it...</p>

The problem of global climate change presents overwhelming factual, analytical, and normative challenges. Nordhaus surveys this terrain bravely and mostly successfully. He explains the scientific/economic consensus that the planet is warming, that people are responsible, that the consequences...

The eminent contributors (including Altshuler, Creedy, Freebairn, Gravelle, Heady, Kalb, Sørensen and Zodrow) investigate the beneficial directions for medium-term tax reform in the light of global developments and lessons from the latest taxation research. In addressing this issue, they review...

Without effective developing country (DC) participation in climate mitigation, it will be impossible to meet global concentration and climate change targets. However, DCS are unwilling and, in many cases, unable to bear the mitigation cost alone. They need huge transfers of resources —...

The allocation of permits is an important design aspect of an emissions trading scheme. Traditionally, governments have favoured the free allocation of greenhouse gas permits based on individual historical emissions ('grandfathering') or industry benchmark data. Particularly in the European...

Voluntary emissions offset programs between developing and industrialized countries suffer from adverse selection, because participants will self-select into the program. In contrast, pure subsidies for mitigation lead to full participation and hence efficiency, but require large financial...