This study examined the economic impact of a wintering barn facility on a dairy farm in the Tararua District, relative to its ability to reduce nitrogen leaching, as a means of achieving Horizon’s proposed nitrogen discharge limit. The analysis showed that the provision of a wintering facility...

New Zealand houses are cold, damp, and poorly insulated by international standards. Our substandard housing stock has negative effects on health, quality of life, productivity, winter air quality, energy use and transmission. Investment in home energy efficiency is below the socially optimal...

This paper explains a short term forecasting approach that uses whole milk powder prices from Fonterra’s globalDairyTrade. The latter provides forward contract prices eight months out from each event. The cumulative impact of up to seven successive events provides reasonable expectations...

With current concerns about climate change and the general status of the environment, there is an increasing expectation that products have sustainability credentials, and that these can be verified. Labelling is a common method of communicating certain product attributes to consumers that may...

Since 2000 six standardised biennial public surveys of the state of the New Zealand environment have been undertaken. A fresh water case study was included in the 2010 postal survey and in an electronic survey. Desirable futures for New Zealand's fresh water resources, sources of damage to...

The organics sector is expanding rapidly and the Board of Organics Aotearoa New Zealand considers that the future provision of an extension service is needed to underpin the ability of producers to efficiently convert to organic systems and then to further develop the sustainability of their...

There is an increasing demand for water resources in the Canterbury region. The impact of this demand has lead to unacceptable minimum river flows, which has resulted in adverse affects to river ecology. In an effort to resolve this problem water storage projects have gained considerable...

A crucial factor in the success of any water quality trading market is its ability to cost-effectively reallocate nutrient allowances from initial holders to those users who find them most valuable; the market's trading efficiency. We explore causes of and solutions to trading inefficiency by...

In environmental valuation studies with stated preference methods researchers often provide descriptions of status quo conditions which may differ from those perceived by respondents. Ignoring this difference in utility baselines may affect the way attributes are attended to in choice tasks and...

The livestock revolution that has occurred over the last few decades has seen a phenomenal increase in demand for livestock products in much of the developing world. This has largely been matched with growth in supplies, driven by government policies, and increased animal numbers and...