Post-doctorate fellow, Department of Agricultural Economics, University of Manitoba. The author is indebted to his colleagues Profs. S. Sinclair, A. W. Wood, and J. C. Gilson for helpful comments.
Post-doctorate fellow, Department of Agricultural Economics, University of Manitoba. The author is indebted to his colleagues Profs. S. Sinclair, A. W. Wood, and J. C. Gilson for helpful comments.
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