Recent empirical studies have found significant evidence of departures from competition in the input side of the bread, breakfast cereal and margarine endproduct markets. In this study we specify a general duality model of profit maximisation that allows for imperfect competition in the input...

Environmental weeds are plants that invade natural ecosystems and are considered to be a serious threat to nature conservation. Environmental weeds have been implicated in the extinction of several indigenous plant species, and they also threaten ecosystem stability and functional complexity....

In this study, meat consumption and socio-demographic data from the 1990, 1993 and 1996 SUSENAS Household Food Expenditure and Consumption Surveys were employed to estimate the demand for meats in Indonesia. The provinces of DKI Jakarta and West Java were chosen as the areas of study because of...

A multi-sectoral and multi-market model of the Australian beef industry is specified using an equilibrium displacement modelling framework. The model is implemented using average price and quantity data for the period 1991-1997 and market parameter values taken from the literature, derived from...

In this paper, the dual approach to ex ante research evaluation in a multiple-input, multiple-output industry is explained and demonstrated. A simplified, illustrative model is developed based on a number of fundamental characteristics of the Australian wool industry and output-augmenting...