Showing 21 - 30 of 6,239
Persistent link: https://www.econbiz.de/10011283359
In a multi-country model with mobile capital and global pollution this paper analyzes the stability of self-enforcing environmental agreements (IEAs) when the coalition formed by the signatory countries plays Nash. In accordance with previous environmental literature we show that there exists a...
Persistent link: https://www.econbiz.de/10010213408
The New Zealand government (through its agency the Ministry of Agriculture and Forestry, MAF) seeks to mitigate the potential negative impacts of importation through requiring commodities that may pose a risk to New Zealand's primary production systems, human health, indigenous flora, fauna or...
Persistent link: https://www.econbiz.de/10005805751
This paper reports on a case study to establish dollar values for loss of biodiversity in the New Zealand coastal marine environment. The study uses the European Shore Crab (Carcinas maenas) as the example alien invasive species and the Pauatahanui Inlet, Wellington, New Zealand, as the...
Persistent link: https://www.econbiz.de/10005806927
An imbalance of quantitative information on pest and disease impacts hampers biosecurity decision-making; there is … values via a process for benefit transfer to facilitate more informed biosecurity decisions. …
Persistent link: https://www.econbiz.de/10005807491
Increasing volumes and speed of agricultural trade and the opening of new markets for agricultural products create greater challenges to systems established to protect countries from invasive organisms that can be harmful to human and animal health, crops and natural environments. In reaction to...
Persistent link: https://www.econbiz.de/10008866198
production activities from external effects, emphasis on control, and use of biosecurity measures. We find that animal disease … a reduction in the price of a biosecurity input could plausibly reduce both operation scale and per-animal input use, i ….e., biosecurity inputs can behave like a Giffen good. External biosecurity inputs provided through public animal disease management …
Persistent link: https://www.econbiz.de/10008614972
The New Zealand government (through its agency the Ministry of Agriculture and Forestry, MAF) seeks to mitigate the potential negative impacts of importation through requiring commodities that may pose a risk to New Zealand's primary production systems, human health, indigenous flora, fauna or...
Persistent link: https://www.econbiz.de/10009324362
The spreading of poultry litter in recent years has led to a serious increase in levels of eutrophication, nitrate leaching, high Biological Oxygen Demand (BOD), ammonia toxicity, high chlorine concentrations and pathogen contamination. The review presented here details the optimum standards...
Persistent link: https://www.econbiz.de/10008683104
We use a bang-bang optimal control model to derive a rule of thumb for an optimal management of invasive weeds, in terms of the marginal benefits and costs of various control actions. Instead of determining the size of infestation under an optimal surveillance measure, the rule specifies the...
Persistent link: https://www.econbiz.de/10008693274