Measuring heterogeneity, survey engagement and response quality in preferences for organic products in Nigeria

References

• Azadi, H., S. Schoonbeek, H. Mahmoudi, B. Derudder, P. De Maeyer, and F. Witlox. 2011. “Organic Agriculture and Sustainable Food Production System: Main Potentials.” Agriculture, Ecosystems & Environment 144: 92–94. doi:10.1016/j.agee.2011.08.001
   Web of Science ®Google Scholar
• Bierlaire, M. 2003. “Biogeme: A Free Package for the Estimation of Discrete Choice Models.” Proceedings of the 3rd Swiss Transportation Research Conference, Ascona, March.
   Google Scholar
• Chowdhury, S., J. V. Meenakshi, K. Tomlins, and C. Owori. 2011. “Are Consumers in Developing Countries Willing-To-Pay More for Micronutrient-Dense Biofortified Foods? Evidence from a Field Experiment in Uganda.” American Journal of Agricultural Economics 93 (1): 83–97. doi:10.1093/ajae/aaq121
   Web of Science ®Google Scholar
• Collins, A. T., J. M. Rose, and S. Hess. 2012. “Interactive Stated Choice Surveys: A Study of Air Travel Behaviour.” Transportation 39: 55–79. doi:10.1007/s11116-011-9327-z
   Web of Science ®Google Scholar
• Coulibaly, O., T. Nouhoheflin, C. C. Aitchedji, A. J. Cherry, and P. Adegbola. 2011. “Consumers’ Perceptions and Willingness to Pay for Organically Grown Vegetables.” International Journal of Vegetable Science 17: 349–362. doi:10.1080/19315260.2011.563276
   Google Scholar
• Cummings, R. G., and L. O. Taylor. 1999. “Unbiased Value Estimates for Environmental Goods: A Cheap Talk Design for the Contingent Valuation Method.” American Economic Review 89: 649–665. doi:10.1257/aer.89.3.649
   Web of Science ®Google Scholar
• Dangour, A. D., S. K. Dodhia, A. Hayter, E. Allen, K. Lock, and R. Uauy. 2009. “Nutritional Quality of Organic Foods: A Systematic Review.” The American Journal of Clinical Nutrition 90: 680–685. doi:10.3945/ajcn.2009.28041
   PubMed Web of Science ®Google Scholar
• De Silva, D. G., and R. A. J. Pownall. 2014. “Going Green: Does It Depend on Education, Gender or Income?” Applied Economics 46 (5): 573–586. doi:10.1080/00036846.2013.857003
   Web of Science ®Google Scholar
• De-Magistris, T., A. Gracia, and R. M. Nayga. 2013. “On the Use of Honesty Priming Tasks to Mitigate Hypothetical Bias in Choice Experiments.” American Journal of Agricultural Economics 95 (5): 1136–1154. doi:10.1093/ajae/aat052
   Web of Science ®Google Scholar
• FAO. 2010. Global and National Tomato Production – Trade for Fresh Tomato Report (GTIS-Code, 0702000). Rome: Food and Agricultural Organization.
   Google Scholar
• Fiebig, D. G., M. Keane, J. J. Louviere, and N. Wasi. 2010. “The Generalized Multinomial Logit Model: Accounting for Scale and Coefficient Heterogeneity.” Marketing Science 29 (3): 393–421. doi:10.1287/mksc.1090.0508
   Web of Science ®Google Scholar
• Giannakas, K. 2002. “Information Asymmetries and Consumption Decisions in Organic Food Product Markets.” Canadian Journal of Agricultural Economics/Revue Canadienne D’agroeconomie 50: 35–50. doi:10.1111/cjag.2002.50.issue-1
   Web of Science ®Google Scholar
• Greene, W. H., and D. A. Hensher. 2013. “Revealing Additional Dimensions of Preference Heterogeneity in a Latent Class Mixed Multinomial Logit Model.” Applied Economics 45 (14): 1897–1902. doi:10.1080/00036846.2011.650325
   Web of Science ®Google Scholar
• Halton, J. 1960. “On the Efficiency of Certain Quasi-Random Sequences of Points in Evaluating Multi-Dimensional Integrals.” Numerical Mathematical 2 (1): 84–90. doi:10.1007/BF01386213
   Google Scholar
• Harrison, G. W. 2006. “Experimental Evidence on Alternative Environmental Valuation Methods.” Environmental and Resource Economics 34: 125–162. doi:10.1007/s10640-005-3792-9
   Web of Science ®Google Scholar
• Heiner, R. 1983. “The Origin of Predictable Behavior.” American Economic Review 73: 560–595.
   Web of Science ®Google Scholar
• Hess, S., and J. Rose. 2012. “Can Scale and Coefficient Heterogeneity Be Separated in Random Coefficients Models?” Transportation 39 (6): 1225–1239. doi:10.1007/s11116-012-9394-9
   Web of Science ®Google Scholar
• Hess, S., and A. Stathopoulos. 2013. “Linking Response Quality to Survey Engagement: A Combined Random Scale and Latent Variable Approach.” Journal of Choice Modelling 7: 1–12. doi:10.1016/j.jocm.2013.03.005
   Web of Science ®Google Scholar
• Huang, J., and M. Zhao. 2015. “Model Selection and Misspecification in Discrete Choice Welfare Analysis.” Applied Economics 47 (39): 4153–4167. doi:10.1080/00036846.2015.1026581
   Web of Science ®Google Scholar
• IFOAM. 2012. “Global Organic Farming Statistics and News. Research Institute of Organic Agriculture (FiBL) and International Federation of Organic Agriculture Movements (IFOAM).” www.organic-world.net/statistics-data-tables-dynamic.html
   Google Scholar
• Kleemann, L., and A. Abdulai. 2013. “Organic Certification, Agro-Ecological Practices and Return on Investment: Evidence from Pineapple Producers in Ghana.” Ecological Economics 93: 330–341. doi:10.1016/j.ecolecon.2013.06.017
   Web of Science ®Google Scholar
• Krinsky, I., and A. L. Robb. 1986. “On Approximating the Statistical Properties of Elasticities.” The Review of Economics and Statistics 68 (4): 715–719. doi:10.2307/1924536
   Web of Science ®Google Scholar
• Louviere, J., and T. Eagle. 2006. “Confound It! that Pesky Little Scale Constant Messes up Our Convenient Assumptions.” Proceedings, 2006 Sawtooth Software Conference, Sawtooth Software, Sequim, WA, March 29–31, 211–228.
   Google Scholar
• Lund, T., M.-G. Sathre, I. Nyborg, O. Coulibaly, and M. H. Rahman. 2010. “Farmer Field School-IPM Impacts on Urban and Peri-Urban Vegetable Producers in Cotonou, Benin.” International Journal Tropical Insect Science 30: 19–31. doi:10.1017/S1742758410000020
   Google Scholar
• Lundhede, T. H., S. B. Olsen, J. B. Jacobsen, and B. J. Thorsen. 2009. “Handling Respondent Uncertainty in Choice Experiments: Evaluating Recoding Approaches against Explicit Modelling of Uncertainty.” Journal of Choice Modelling 2 (2): 118–147. doi:10.1016/S1755-5345(13)70007-1
   Web of Science ®Google Scholar
• Lusk, J. L., and T. C. Schroeder. 2004. “Are Choice Experiments Incentive Compatible? A Test with Quality Differentiated Beef Steaks.” American Journal of Agricultural Economics 86 (2): 467–482. doi:10.1111/j.0092-5853.2004.00592.x
   Web of Science ®Google Scholar
• McFadden, D., and K. Train. 2000. “Mixed MNL Models of Discrete Response.” Journal of Applied Econometrics 15 (5): 447–470. doi:10.1002/1099-1255(200009/10)15:5<447::AID-JAE570>3.0.CO;2-1
   Web of Science ®Google Scholar
• Nelson, P. 1970. “Information and Consumer Behavior.” Journal of Political Economy 78 (2): 311–329. doi:10.1086/jpe.1970.78.issue-2
   Web of Science ®Google Scholar
• NPC. 2006. National Population Commission Census Report. Abuja: National Population Commission. http://www.population.gov.ng/
   Google Scholar
• Oelofse, M., H. Høgh-Jensen, L. S. Abreu, G. F. Almeida, Q. Y. Hui, T. Sultan, and A. De Neergaard. 2010. “Certified Organic Agriculture in China and Brazil: Market Accessibility and Outcomes Following Adoption.” Ecological Economics 69 (9): 1785–1793. doi:10.1016/j.ecolecon.2010.04.016
   Web of Science ®Google Scholar
• Philip, B., and A. O. Dipeolu. 2010. “Willingness to pay for Organic Vegetables in Abeokuta, Southwest Nigeria.” African Journal of Food Agriculture Nutrition and Development (AJFAND) 10 (11): 4364–4378.
   Google Scholar
• Poe, G. L., K. L. Giraud, and J. B. Loomis. 2005. “Computational Methods for Measuring the Difference of Empirical Distributions.” American Journal of Agricultural Economics 87 (2): 353–365. doi:10.1111/j.1467-8276.2005.00727.x
   Web of Science ®Google Scholar
• Ready, R. C., P. A. Champ, and J. L. Lawton. 2010. “Using Respondent Uncertainty to Mitigate Hypothetical Bias in a Stated Choice Experiment.” Land Economics 86: 363–381. doi:10.3368/le.86.2.363
   Web of Science ®Google Scholar
• Revelt, D., and K. Train. 1998. “Mixed Logit with Repeated Choices: Households’ Choices of Appliance Efficiency Level.” The Review of Economics and Statistics 80 (4): 647–657. doi:10.1162/003465398557735
   Web of Science ®Google Scholar
• Scarpa, R., D. Campbell, and W. G. Hutchinson. 2007. “Benefit Estimates for Landscape Improvements: Sequential Bayesian Design and Respondents’ Rationality in a Choice Experiment Study.” Land Economics 83 (4): 617–634. doi:10.3368/le.83.4.617
   Web of Science ®Google Scholar
• Sosan, M. B., A. E. Akingbohungbe, I. A. O. Ojo, and M. A. Durosinmi. 2008. “Insecticide Residues in the Blood Serum and Domestic Water Source of Cacao Farmers in Southwestern Nigeria.” Chemosphere 72: 781–784. doi:10.1016/j.chemosphere.2008.03.015
   PubMed Web of Science ®Google Scholar
• Swait, J., and W. Adamowicz. 2001. “The Influence of Task Complexity on Consumer Choice: A Latent Class Model of Decision Strategy Switching.” Journal of Consumer Research 28 (1): 135–148. doi:10.1086/321952
   Web of Science ®Google Scholar
• Train, K., and M. Weeks. 2005. “Discrete Choice Models in Preference Space and Willing To-Pay Space.” Chapter 1. In Applications of Simulation Methods in Environmental and Resource Economics, edited by Scarpa, R. and A. Alberini, 1–16. Dordrecht: Springer Publisher.
   Google Scholar
• UNEP-UNCTAD. 2008. Organic Agriculture and Food Security in East Africa (UNCTAD/DITC/TED/2007/15). Geneva: United Nations. http://unctad.org/en/docs/ditcted200715_en.pdf
   Google Scholar
• WHO-UNEP. 1990. A Public Health Impact of Pesticides Used in Agriculture, 1–128. Geneva: World Health Organization (WHO) and United Nations Environment Programme (UNEP).
   Google Scholar
• Wu, S., J. R. Fooks, K. D. Messer, and D. Delaney. 2015. “Consumer Demand for Local Honey.” Applied Economics 47 (41): 4377–4394. doi:10.1080/00036846.2015.1030564
   Web of Science ®Google Scholar
• Yirdidoe, E. K., S. Bonti-Ankomah, and R. C. Martin. 2005. “Comparison of Consumer Perceptions and Preference toward Organic versus Conventionally Produced Foods: A Review and Update of the Literature.” Renew Agricultural Food Systems 20: 193–205. doi:10.1079/RAF2005113
   Web of Science ®Google Scholar