A survey of 41 catfish farms was undertaken to ascertain why production has been falling since 1974. The major factors influencing production were found, and guidelines for increased profitability provided.

This document is part of a series of 5 technical manuals produced by the Challenge Program Project CP34 ôImproved fisheries productivity and management in tropical reservoirsö. The Water Research Institute (WRI) in Akosombo, Ghana, is working to bring cage aquaculture technology to smallholder...

This research presents an intuitive interpretation and expression for pricing cash settled futures contracts. In particular, the choice of the averaging period for the underlying cash index is evaluated. For example, the averaging period for the Lean Hog futures contract is two days, whereas it...

Theoretical and simulation results clarify the role of procurement contracting in determining spot price levels and volatility. A generic model determines market share across quality. Actual supply is specified as price dependent and stochastic. Simulation examines the sensitivity of price level...

This research provides an overview of the development of the Tokyo Grain Exchange non-GMO soybean contract as an identity preserved futures contract. The development of this contract is unique, relative to the development of other new futures contracts, in that a mature conventional soybean...