Duality theory and static multi-product technology have been applied to analyze aggregate agricultural data by Shumway; Weaver; and McKay, Lawrence and Vlastuin. Several studies (e.g., Antle; Binswanger; and Lopez, 1985a) have indexed technology with a time trend, but no study has attempted to...

For a postscript copy of this paper, click <a href="/Data/isu/isu285.ps"> here. The paper examines changes in employment and wage patterns, industrial restructuring, and foreign competition that affect opportunities of recent immigrants to the non-metropolitan Midwest, especially to Iowa. The focus is on food and kindred...</a>