Nutrient emissions from agricultural land are now widely recognized as one of the key contributors to poor water quality in local lakes, rivers and streams. Nutrient trading has been suggested as a regulatory tool to improve and protect water quality. However, farmers’ attitudes suggest that...

We consider two approaches to quantify New Zealand farmers’ ability to mitigate their farm’s environmental impact: The construction of marginal abatement cost curves and improvements in farm management practices. Marginal abatement cost curves can be constructed by combining information on...

The intensity of agricultural production affects both nutrient and greenhouse gas emissions. Environmental policy designed to reduce one type of pollution may have complementary effects on the other type. This paper explores this issue in the Lake Rotorua catchment in New Zealand using an...