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المؤلفون: Robinson, John R., Park, John L., Fuller, Stephen
مصطلحات موضوعية: Research and Development/Tech Change/Emerging Technologies, Research Methods/ Statistical Methods
URL الوصول: https://explore.openaire.eu/search/publication?articleId=od_______645::71a9a558d27d25c72e28bf612e4d1812
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المؤلفون: Campbell, Benjamin L., Nayga, Rodolfo M., Silva, Andres, Park, John L.
مصطلحات موضوعية: propensity score matching, Agricultural and Food Policy, National School Breakfast Program, NHANES, National School Lunch Program, Food Consumption/Nutrition/Food Safety
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::30b41bb10dd77bbb6d63a5f3c0ad29e7
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المؤلفون: Siebert, John W., Park, John L.
مصطلحات موضوعية: Marketing, FOS: Economics and business, Demand and Price Analysis, retains, cooperative, Teaching/Communication/Extension/Profession, board of directors
URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::cfd89d4cc6dc00fcebffbbff9101488f
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