Previous papers at this conference over the years have dealt with trends in productivity in the total agricultural sector, the forestry sector and the dairy sector. Productivity indexes were developed by the Tornquist methodology that produces index numbers free of base year bias. Sources of...

This paper is based on an econometric model of the New Zealand meat export trade for the period 1990-2003. The model is known as a gravity model because it describes trade flows as being balanced between the respective pull of domestic and importing country size and incomes. The meat trade is...