In livestock feeding experiments the problem of recursiveness arises because the quantity of feed consumed by an animal is a function of its past history of feeding. The problem is most acute where experiments are designed to analyse sub ad lib feeding. The analysis of such experiments...

The effects of a 20 per cent across-the-board drought-year reduction in farm output upon G.N.P., imports and the balance of payments are estimated via an econometric mode of the Australian economy. The effects do not appear to be overly large and taper off rapidly in succeeding years.

During the twenty years or so since some early estimations of production functions in agriculture there has been considerable discussion of many of the technical problems associated with such estimation. Although the simultaneous nature of production decisions, leading to the determination of...