STEVEN T. YEN

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EDUCATION

AREAS OF INTEREST

PUBLICATIONS

Refereed Journal Articles

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Book Chapters

  1. Kan, K., and S.T. Yen. 2003. "A Sample Selection Model with Endogenous Health Knowledge: Egg Consumption in the USA." In K. Rickertsen and W.S. Chern (eds.), Health, Nutrition and Food Demand, chap. 6, pp. 91-103. Cambridge, MA: CABI Publishing.

  2. Yen, S.T., and A.M. Jones. 2002. "Individual Cigarette Consumption and Addiction: A Flexible Limited Dependent Variable Approach." In A.M. Jones and O. O'Donnell (eds.), Econometric Analysis of Health Data, chap. 10, pp. 147-157. New York: John Wiley & Sons. Previously published in Health Economics 5 (1996): 105-117.

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Other Refereed Publications

  1. Chen, Z., S.T. Yen and D.B. Eastwood. 2006. "A Decade's Story of Childhood Malnutrition Inequality in China: Where You Live Does Matter." World Economic Papers (Shijie Jingji Wenhui) 170(1):54–66. (In Chinese; published in China)

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Conference Proceedings

  1. Chen, Z., D.B. Eastwood and S.T. Yen. "A Decade's Story of Childhood Malnutrition Inequality in China: Where You Live Does Matter." Proceedings of the 2005 Chinese Economists Society's (CES) International Conference on Sustainable Economic Growth in China, Chongqing, China, June 24-26, 2005. Vol. I-A, pp. 221-230.

  2. Su, S., S.T. Yen and C. Fang. "Modeling Food Demand in Urban China." Proceedings of the 5th Conference of the Asian Consumer and Family Economics Association, Taipei, December 17-20, 2003.

  3. Yen, S.T. "Government Programs and Nutrient Intakes of Children: A System of Equations with Multiple Treatments." in Proceedings of the 2002 North American Summer Meetings of the Econometric Society: Labor Economics and Applied Econometrics, edited by David K. Levine, William Zame, Lawrence Ausubel, Pierre-Andre Chiappori, Bryan Ellickson, Ariel Rubinstein and Larry Samuelson, http://lev0201.dklevine.com/proceedings/labor-economics.htm.

  4. Yen, S.T. and W.L. Adamowicz, "A Multinomial Poisson-Hurdle Model of Recreation Demand." American Statistical Association: Proceedings of the Business and Economic Statistics Section, 1991, pp. 371-375.

  5. Yen, S.T. and W.L. Adamowicz, "Modeling Trip-Level Choice as a Poisson Variable." American Statistical Association: Proceedings of the Business and Economic Statistics Section, 1990, pp. 517-521.
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Presentations at Conferences

  1. Lin, B., C.L. Huang, and S.T. Yen. 2008. "U.S. Demand for Organic Fruits and Vegetables." AAEA Meeting, July 27–29, Orlando, Florida.

  2. Davis, C.G., S. Stefanova, W. Hahn, and S.T. Yen. 2008. "Complements and Meat Demand in the U.S." AAEA Meeting, July 27–29, Orlando, Florida.

  3. Yen, S.T. 2008. "Quasi-Maximum Likelihood Estimation of a Censored Equation System: Meat Consumption by Individuals." Western Economic Association International, June 29–July 3, Sheraton Waikiki, Hawaii.

  4. Tan, A.K.G., S.T. Yen, and R.M. Nayga, Jr. 2008. "Demand for vices in Malaysia: An Ethnic Comparison." Western Economic Association International, June 29–July 3, Sheraton Waikiki, Hawaii.

  5. Tan, A.K.G., S.T. Yen, and R.M. Nayga, Jr. 2008. "Factors Affecting Alcohol Purchase Decisions and Expenditures in Malaysia: A Sample Selection Analysis by Ethnicity." Chinese Economists Society (CES) Conference entitled "New Phase of China's Economic Development", Tienjin, China, April 17–19.

  6. Lin, C-T J., and S.T. Yen. 2007. "Consumer Awareness and Knowledge of Dietary Fats: A Mixed Gaussian-Logistic Probability Model with Sample Selection." Joint Conference of the Chinese Economic Association in North America (CEANA) and the Taiwanese Economic Association (TEA), Taipei, Taiwan, December 22. (W.S. Chern, organizer)

  7. Yen, S.T. 2007. "Government Programs and Nutrient Intakes of Small Children." Southern Economic Association Annual Meeting, New Orleans, November 19–21.

  8. Lin, J. C-T and S.T. Yen. 2007. "Do U.S. Consumers Know the Differences between Fats and their Relationships with Heart Disease?" American Public Health Association's 135th Annual Meeting & Exposition, November 3–7, Washington, DC.

  9. Yen, S.T., and S. Cho. 2007. "The Differentiated Impacts of Urban Growth Boundary on Land Value and Development Between Urban and Rural-Urban Interface Areas." Conference on the Impacts of Public Intervention on Land Prices, Lincoln Institute of Land Policy, September 26–28.

  10. Kasteridis, P.P., M.K. Munkin, and S.T. Yen. 2007. "A Mixed Binary-Ordered Probit Approach to Cigarette Demand Modeling." AAEA Meeting, July 29–August 1, Portland, Oregon.

  11. Davis, C., S.T. Yen, and B. Lin. 2007. "Consumer Demand for Meat Cuts and Seafood." AAEA Meeting, July 29–August 1, Portland, Oregon.

  12. Chen, Z., D.B. Eastwood, and S.T. Yen. 2007. "A Decade's Story of Childhood Malnutrition Inequality in China: Where Do You Live Does Matter." The 6th World Congress of the International Health Economics Association (iHEA), Copenhagen, July 6–11.

  13. Yen, S.T., Z. Chen, D.B. Eastwood and M. Andrews. 2007. "Food Stamp Program Participation and Food Insecurity: An Instrumental Variables Approach." Far Eastern Meeting of the Econometric Society, Taipei, Taiwan, July 11–13.

  14. Davis, C.A., S.T. Yen, and B. Lin. 2007. "Does Consumer Knowledge Affect Meat Consumption in the U.S.?" Southern Agricultural Economics Association Annual Meeting, Mobile, Alabama, February 3–6.

  15. Yen, S.T., Z. Chen, and D.B. Eastwood. 2007. "Lifestyle, Demographics and Obesity: A Multi-Regime Switching Regression Analysis with an Endogenous Regressor." Allied Social Science Association (ASSA) Annual Meeting, January 5-7, Chicago, IL (Joint AEA/CEANA session).

  16. Yen, S.T., B. Lin, and C. Davis. 2006. "Consumer Demand for Disaggregated Meat and Fish: An Analysis of Homescan Data." Joint Conference of the Chinese Economic Association in North America (CEANA) and the Taiwanese Economic Association (TEA), Taipei, Taiwan, December 17. (W.S. Chern, organizer)

  17. Andrews, M., and S.T. Yen. 2006. "The Roles of Socio-Demographic and Policy Variables in Food Stamp Program Participation and Food Insecurity." Southern Economic Association Meeting, November, Charleston, SC, November 18-21.

  18. Yen, S.T. and S. Cho. 2006. "Residential Development and Land Value: The Differentiated Roles of Socioeconomic and Growth Policy Variables between Urban and Rural-Urban Interface Areas." Southern Economic Association Meeting, November, Charleston, SC, November 18–21.

  19. Yen, S.T., B. Lin, and C. Davis. 2006. "Consumer Knowledge and Meat Consumption in the US." International Agricultural Economics Association's 26th International Conference, 12-18 August 2006, Queensland, Australia.

  20. Huang, C.L., B. Lin, and S.T. Yen. 2006. "A Hedonic Analysis on the Implicit Values of Fresh Tomatoes." International Agricultural Economics Association's 26th International Conference, 12-18 August 2006, Queensland, Australia.

  21. Yen, S.T., S. Cho, and Z. Chen. 2006. "Gender Differential in Interactions between Sprawl, Bodyweight and Exercise in the US." AAEA Meeting, International Track Session titled, "Food Systems, Rural Development and Health Outcomes: An International Perspective." Z. Chen, Session Organizer. July 23-26, Long Beach, CA.

  22. Cho, Seong-Hoon, Z. Chen, S.T. Yen, and B.C. English. 2006. "Spatial Variation of Output-Input Elasticities: Evidence from Chinese County-Level Agricultural Production Data." Chinese Economists Society (CES) Conference entitled "Governing Rapid Growth in China: Efficiency, Equity and Institutions", Shanghai, China, July 2-4.

  23. Lin, B., C.L. Huang, F. Zhang, and S.T. Yen. 2006. "Organic Produce Market: Market Trends and Price Premium." Western Agricultural Economics Association (WAEA) Annual Meeting, Anchorage, Alaska, June 28-30.

  24. Yen, S.T., and S. Cho. "Measuring Interactions between Land Development and Land Value." The Agricultural Economics Society annual meetings, 30-31 March 2006, Paris.

  25. Cho, S., Z. Chen, S.T. Yen, and D.B. Eastwood. 2006. "The Effects of Urban Sprawl on Body Mass Index: Where People Live Does Matter." The 52nd Annual ACCI Conference, March 15-18, Baltimore, MD.

  26. Chen, Z., S. Cho, S.T. Yen, and D.B. Eastwood. 2006. "Estimating Effects of Urban Growth Boundary on Land Development." Invited Paper, Southern Agricultural Economics Association Annual Meeting, February 5-8, Orlando, Florida.

  27. Chen, Z., S.T. Yen, and D.B. Eastwood. 2006. "Shifting Health Inequality in China." Allied Social Science Association (ASSA) Annual Meeting, January 6-8, Boston, MA. (Joint AEA/CES session).

  28. Yen, S.T., B. Lin, and C. Davis. 2005. "Consumer Knowledge and Meat Consumption at Home and Away From Home." Joint Conference of the Chinese Economic Association in North America (CEANA) and the Taiwanese Economic Association (TEA), Taipei, Taiwan, December 11.

  29. Yen, S.T., Z. Chen, D.B. Eastwood, and M. Andrews. 2005. "Food Stamp Program Participation, Food Insecurity and Food Expenditure." Southern Economic Association Meeting, November 18-20, Washington, DC.

  30. Chen, Z., S.T. Yen, and D.B. Eastwood. 2005. "The Effects of Food Stamp Participation on Body Weight and Obesity." Principal Paper Session, "Nutrition, Food Policies, and Obesity." M.L. Loureiro and R.M. Nayga, organizers. AAEA Meeting, July 24-27, Providence, RI.

  31. Chen, Z., D.B. Eastwood, and S.T. Yen. 2005. "Childhood Malnutrition in China: Change of Inequality in a Decade." AAEA Meeting, July 24-27, Providence, RI.

  32. Lin, B., and S.T. Yen. 2005. "Consumer Knowledge, Food Label Use and Grain Consumption." AAEA Meeting, July 24-27, Providence, RI.

  33. Chen, Z., D.B. Eastwood, and S.T. Yen. 2005. "A Decade’s Story of Childhood Malnutrition Inequality in China: Where You Live Does Matter." Chinese Economists Society (CES) Conference entitled "Sustainable Economic Growth in China: Investing in Human Capital and Environment", Chongqing, China, June 24-26.

  34. Chen, Z., D.B. Eastwood, and S.T. Yen. 2005. "Does Smoking Have a Casual Effect on Weight Reduction?" The 51st Annual ACCI Conference, April 6?, Columbus, Ohio.

  35. Yen, S.T., D.B. Eastwood, and B. Lin. 2004. "Food Stamp Program Participation and Food Insecurity." Organized session, "Food Stamps and Family Well-being." Southern Economic Association (SEA) Annual Meeting, November 21-23, New Orleans, LA.

  36. Lin, B., and S.T. Yen. 2004. "Factors affecting the consumption of whole and refined grain: The evidence from USDA CSFII survey data." Workshop entitled "Understanding Demand Shifts for Grain-Based Foods." Minneapolis, September 28. USDA-ERS and Farm Foundation, sponsors; The Food Industry Center, University of Minnesota, host.

  37. Yen, S.T., and B. Lin. 2004. "A Sample-Selection Approach to Censored Demand Systems." AAEA Meeting, August 1-4, Denver, CO.

  38. Lin, B., S.T. Yen, and J.M. Harris. 2004. "Demand for Vegetables: An Analysis of Homescan Data." AAEA Meeting, August 1-4, Denver, CO.

  39. Lin, J. C-T., S.T. Yen, and K.L. Jensen. 2004. "Determinants of Consumer Awareness of Foodborne Pathogens." AAEA Meeting, August 1-4, Denver, CO.

  40. Davis, C., B. Lin, and S.T. Yen. 2004. "Consumption of Pork Products: Now and to the Year 2020." AAEA Meeting, August 1-4, Denver, CO.

  41. Su, S., S.T. Yen, and C. Fang. 2003. "Modeling Food Demand in Urban China." Fifth Biennial Conference of the Asian Consumer and Family Economics Association (ACFEA), July 2-4, Taipei, Taiwan.

  42. Yen, S.T., K.L. Jensen, and J. C.-T. Lin. 2003. "Socioeconomic Determinants of Consumer Food Safety Awareness and Perceptions: The Case of Pesticide and Antibiotic Residues in Food." International Agricultural Economics Association's 25th International Conference, August 16-22, Durban, South Africa.

  43. Lin, C.J., J. Lee, and S.T. Yen. 2003. "Does dietary behavior affect search for nutrition information on food labels? Preliminary findings from a sample of American adults." (Poster) International Agricultural Economics Association's 25th International Conference, August 16-22, Durban, South Africa.

  44. Yen, S.T. 2003. "Estimating Demand for Cigarette and Alcohol with Zero Observations: A Censored System." AAEA Meeting, July 27-30, Montreal, Quebec.

  45. Yen, S.T. 2003. "Food Stamp, WIC and Nutritional Well Being of Small Children." AAEA Food Safety and Nutrition Track Symposium, "Tough Choices for Low-Income Food Consumers: Nutrition, Consumption Insurance, and Multiple Program Participation." AAEA Meeting, July 27-30, Montreal, Quebec. (Ranney, Christine and Parke Wilde, organizers)

  46. Yen, S.T. and B. Lin. 2002. "Demand for Fruits and Vegetables: An Analysis of Homescan Data." Workshop on Use of Scanner Data in Policy Analysis, USDA-ERS and the Farm Foundation (organizers), June 9, Washington, DC.

  47. Yen, S.T., M.E. Eiswerth, and W.D. Shaw. 2002. "Adverse Health Effects from Air Pollution: Revisiting the Data." 54th International Atlantic Economic Conference, International Atlantic Economic Association, October 10-13, Washington, D.C.

  48. Yen, S.T., and B. W. Gould. 2002. "Food Demand in Mexico: A Quasi-Maximum Likelihood Demand System Approach." AAEA Meeting, August 28-31, Long Beach, CA.

  49. Huang, C.L., and S.T. Yen. 2002. "Estimation of a Demand System with Limited Dependent Variables." AAEA Meeting, August 28-31, Long Beach, CA.

  50. Yen, S.T. 2002. "The Effects of Food Stamp and WIC Programs on Nutrient Intakes of Children." North American Summer Meeting of the Econometric Society, June 20-24, Los Angeles (UCLA), CA.

  51. Yen, S.T. 2001. "The Effects of Government Programs on Food and Nutrient Intakes of Children." Food Assistance And Nutrition Research Small Grants Programs Conference, USDA Economic Research Service, October 11-12, Washington, DC.

  52. Kan, K., and S.T. Yen. 2000. "Maximum Simulated Likelihood Estimation of Censored Demand Systems." Third Asian Society of Agricultural Economists (ASAE) Conference, October, Jaipur, India.

  53. Yen, S.T., and B. Lin. 2000. "Beverage Consumption among U.S. Children and Adolescents." Regional Research Project S-278 Annual Meeting, October 24-25, Madison, Wisconsin.

  54. Yen, S.T., and K. Kan. 2000. "Household Demand for Fats and Oils: Two-Step Estimation of a Censored Demand System." AAEA Meeting, July 30-August 2, Tempa, Florida.

  55. Kan, K., and S.T. Yen. 2000. "A Sample-Selection Model with Endogenous Health Knowledge: Egg Consumption in the U.S." The XXIV International Conference of Agricultural Economists, August 13-18, Berlin, Germany.

  56. Harris, T.R., S.T. Yen, and S.C. Deller. 2000. "Estimation of Minimum Demand Thresholds in the Presence of Excess Zero Observations." AAEA Meeting, July 30-August 2, Tempa, Florida.

  57. Yen, S.T., T.R. Harris and S.C. Deller. 1999. "Application of Count Data Procedures in the Estimation of Minimum Demand Thresholds with the Existence of Excess Zero Observations". 46th North American Meeting of the Regional Science Association, International, November 11-14, Montreal, Quebec, Canada.

  58. Yen, S.T. 1999. "Demand for Cigarettes and Alcohol: Two-Step Estimation of a Censored System." AAEA Annual Meeting, August 8-11, Nashville, TN.

  59. Yen, S.T. 1997. "Two-Step Estimation for System of Equations with Limited Dependent Variables: Cigarette and Alcohol Consumption by Individuals." AAEA Meeting, July 27-30, Toronto, Ontario, Canada.

  60. Adamowicz, W.L., P. Boxall, and S.T. Yen. 1997. "Individual Donations for Environmental Conservation." Canadian Agricultural Economics and Farm Management Society Meetings, July 27-30, Toronto, Ontario, Canada.

  61. Yen, S.T. 1997. "Cigarette Consumption by U.S. Men." Western Agricultural Economics Association Meetings, July 13-16, Reno, NV.

  62. Huang, C.L., and S.T. Yen. 1996. "A Microeconometric Analysis of U.S. Household Demand for Finfish." The 2nd Asian Society of Agricultural Economists Conference, August 6-9, Bali, Indonesia.

  63. Yen, S.T., and H.H. Jensen. 1996. "Gaussian versus Count-Data Double-Hurdle Models: Cigarette Consumption by Women in the U.S." AAEA Meeting, July 28-31, San Antonio.

  64. Yen, T.T. and A.M. Jones. 1995. "An Inverse Hyperbolic Sine Double-Hurdle Model with Dependent Errors." Econometric Society World Congress, Tokyo, August 22-29. local link

  65. Yen, S.T., and C.L. Huang. 1995. "A Generalized Double-Hurdle Model for U.S. Finfish Consumption." AAEA Meeting, August 6-9, Indianapolis, IN.

  66. Yen, S.T., S. Liu, and D.W. Kolpin. 1995. "Analysis of Nitrate in Near-Surface Aquifers in the Midcontinental United States." AAEA Meeting, August 6-9, Indianapolis, IN.

  67. Jensen, H.H., and S.T. Yen. 1995. "Wife's Employment and Food Expenditures Away From Home." The 41st Annual Conference of the American Council on Consumer Interests, March 15-18, Washington, DC.

  68. Yen, S.T., and C.L. Huang. 1995. "Participation and Consumption in Seafood Demand." Southern Agricultural Economic Association Annual Meeting, January 29-February 1, New Orleans, LA.

  69. Pecquet, G.M., R.M. Coats, and S.T. Yen. 1994. "Special Versus General Elections and Composition of the Voters: Evidence From Louisiana School Tax Referenda." Atlantic Economic Society's Annual Conference, October 6-9, Montreal, Canada.

  70. Yen, S.T., and A.M. Jones. 1994. "Individual Cigarette Consumption and Addiction: A Flexible Limited Dependent Variable Approach." The Third European Workshop on Econometrics and Health Economics, September 28-30, SESO, University of Antwerp (UFSIA).

  71. Yen, S.T. 1994. "An Inverse Hyperbolic Sine Double-Hurdle Model." The 4th Annual Meeting of the Midwest Econometrics Group, September 23-24, Iowa City, IA.

  72. Yen, S.T. 1994. "A Generalized Double-Hurdle Model of Cheese Consumption." AAEA Meeting, August 7-10, San Diego, CA.

  73. Yen, S.T., and A.M. Jones. 1994. "A Microeconometric Model of Cigarette Consumption." Royal Economic Society Conference, March 28-31, University of Exeter, England, UK.

  74. Yen, S.T., L.E. Dellenbarger, and A.R. Schupp. 1994. "Shrimp Consumption Patterns of South Louisiana Residents." Southern Agricultural Economics Association Annual Meeting, February, Nashville, TN.

  75. Yen, S.T. 1993. "Conscientious Abstention and Economic Nonconsumption: The Case of Alcohol." AAEA Meeting, August 1-4, Orlando, Florida.

  76. Yen, S.T.1992. "Nonnormality and Heteroscedasticity in a Two-Stage Limited Dependent Variable Model." AAEA Meeting, August 9-12, Baltimore, MD.

  77. Yen, S.T., W.S. Chern, and H. Lee. 1991. "Effects of Income Sources on Household Food Expenditures." AAEA Meeting, Kansas State University, August 4-7, Manhattan, Kansas.

  78. Yen, S.T. 1992. "Purchase Infrequency and Zero Consumption: Alcohol Demand in the U.S." The 67th Annual Conference of the Western Economic Association International, July 9-13, San Francisco, CA.

  79. Yen, S.T., T. Dalton, and R.M. Coats. 1991. "Candidate Competition, Information Costs, and Market Homogeneity: Exploring the Search Good/Experience Good Dichotomy." The 66th Annual Conference of the Western Economic Association International's Annual Meeting, June 29-July 3, Seattle, WA.

  80. Yen, S.T., and W.S. Chern. 1991. "U.S. Demand for Fats and Oils by End Uses." The 66th Annual Conference of the Western Economic Association International's Annual Meeting, June 29-July 3, Seattle, WA.

  81. Yen, S.T., M. Coats, and T. Dalton. 1991. "Brand-Name Investment and District Homogeneity." Public Choice Society Meeting, March 15-17, New Orleans, LA.

  82. Yen, S.T., and W.S. Chern. 1990. "Vector Autocorrelation in Demand Systems." Southern Economic Association Meeting, November 18-20, New Orleans, LA.

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Working Papers

  1. Jensen, H.H. and S.T. Yen, "Factors that Affect Food Choices of Food Stamp Recipients." Interim Progress Report, USDA, Food and Consumer Service (FNS Grant #59-3198-2-046), July 1996.

  2. Yen, S.T. and H.H. Jensen, "Determinants of Household Expenditures on Alcohol." Working Paper 95-WP 144, Center for Agricultural and Rural Development, Iowa State University, December 1995.

  3. Jensen, H.H. and S.T. Yen, "U.S. Food Expenditures Away From Home by Type of Meal." Working Paper 95-WP 143, Center for Agricultural and Rural Development, Iowa State University, December 1995.

  4. Yen, S.T., P. Boxall and W.L. Adamowicz, "An Econometric Analysis of Donations for Environmental Conservation." Staff Paper 95-04, Department of Rural Economy, University of Alberta, October 1995.

  5. Yen, S.T. and H.H. Jensen, "Modeling Consumption With Limited Dependent Variables: Applications to Pork and Cheese." Dietary Assessment Research Series Report 3, Staff Report 95-SR 76, Center for Agricultural and Rural Development, Iowa State University, September 1995.

  6. Jones, A.M. and S.T. Yen, "A Box-Cox Double-Hurdle Model." Discussion Paper No. W94/6, Institute for Fiscal Studies, London, 1994; and Economics Discussion Paper No. 94/5, University of York, 1994.

  7. Yen, S.T. and T.L. Roe, "Demand System Estimation with Limited Dependent Variables." University of Minnesota Supercomputer Institute, Working Paper 88/65, 1988.

  8. Yen, S.T. and T.L. Roe, "Determinants of Rural and Urban Household Demand: An Analysis of Dominican Household Consumption." Economic Development Center Bulletin No. 86-3, Department of Economics and Department of Agricultural and Applied Economics, University of Minnesota, July 1986.

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Instructional Materials

  1. Yen, S.T., Regression Analysis with Excel: A Beginner's Guide, Champaign, IL: Stipes Publishing, L.L.C., 1996.
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Unpublished Papers

  1. Yen, S.T., "Alcohol Consumption by US Individuals." Department of Economics, Iowa State University, June 1994.

  2. Yen, S.T. and H.H. Jensen, "A Generalized Double-Hurdle Model with Dependent Errors." Department of Economics, Iowa State University, March 1994.

  3. Yen, S.T., L.E. Dellenbarger and A.R. Schupp, "Shrimp Consumption Patterns of South Louisiana Residents." Department of Economics, Nicholls State University, December 1993.

  4. Yen, S.T. and S. Su, "Models of U.S. Demand for Butter: Market Participation versus Infrequency-of-Purchase Models." Department of Economics, Nicholls State University, July 1993.

  5. Yen, S.T., "Modeling Trip-level Choices As Ordinal Responses: Resident Sheep Hunting in the Canadian Rockies." Department of Economics, University of Alaska Fairbanks, April 1989.

  6. Yen, S.T., "Stagewise Estimation of Complete Demand Systems with Limited Dependent Variables: An Analysis of Dominican Household Consumption." Ph.D. thesis, University of Minnesota, 1987.

  7. Yen, S.T. and T.L. Roe, "The Social Profitability of Tunisian New Wheat Varieties under Rain-fed Conditions." Department of Agricultural and Applied Economics, University of Minnesota, 1984.

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