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英文文献：A Time Series Analysis Of The 1983 Pik Program On Corn, Ex Ante And Ex Post
英文文献作者：Ferris, John N.
英文文献摘要：
A time series supply analysis on corn plantings using annual data for 1960-82 helped predict participation in the 1983 feed grain (PIK) program. Of particular importance in the supply equation was a policy variable which measured both the attractiveness of feed grain programs and the requirements for reducing acreage.
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