. Agreste, Mémentos de la statistique agricole, 2019.

C. Ai and E. C. Norton, Interaction terms in logit and probit models, Economics letters, vol.80, issue.1, pp.123-129, 2003.

S. Andersen, G. Harrison, M. Lau, and E. Rutström, Eliciting Risk and Time Preferences, Econometrica, vol.76, issue.3, pp.583-618, 2008.

J. Andreoni and C. Sprenger, Estimating Time Preferences from Convex Budgets. The American Economic Review, vol.102, pp.3333-3356, 2012.

M. Bech and D. Gyrd-hansen, Effects coding in discrete choice experiments, Health economics, vol.14, issue.10, pp.1079-1083, 2005.

G. Bocquého, F. Jacquet, and A. Reynaud, Expected utility or prospect theory maximisers? Assessing farmers' risk behaviour from field-experiment data, European Review of Agricultural Economics, vol.41, issue.1, pp.135-172, 2014.

D. Bougherara, X. Gassmann, L. Piet, and A. Reynaud, Structural estimation of farmers' risk and ambiguity preferences: A field experiment, European Review of Agricultural Economics, vol.44, issue.5, pp.782-808, 2017.
URL : https://hal.archives-ouvertes.fr/hal-01607282

S. W. Broch and S. E. Vedel, Using choice experiments to investigate the policy relevance of heterogeneity in farmer agri-environmental contract preferences. Environmental and Resource, Economics, vol.51, issue.4, pp.561-581, 2012.

O. Carvin and S. Saïd, Préférence des agriculteurs pour un contrat agro-environnemental à paiement dégressif : un choice experiment, Présentation aux 13èmes Journées INRA-SFER-CIRAD, 2019.

G. B. Chapman, Preferences for improving and declining sequences of health outcomes, vol.13, pp.203-218, 2000.

B. Chèze, M. David, and V. Martinet, Understanding farmers' reluctance to reduce pesticide use: A choice experiment, Ecological Economics, vol.167, p.106349, 2020.

T. Christensen, A. B. Pedersen, H. O. Nielsen, M. R. Mørkbak, B. Hasler et al., Determinants of farmers' willingness to participate in subsidy schemes for pesticide-free buffer zones-a choice experiment study, Ecological Economics, vol.70, issue.8, pp.1558-1564, 2011.

P. Cullen, P. Dupraz, J. Moran, P. Murphy, R. O'flaherty et al., Agri-environment scheme design: Past lessons and future suggestions, Euro-Choices, vol.17, issue.3, pp.26-30, 2018.
URL : https://hal.archives-ouvertes.fr/hal-02620802

S. Dabney, J. Delgado, and D. Reeves, Using winter cover crops to improve soil and water quality, Communications in Soil Science and Plant Analysis, vol.32, issue.7-8, pp.1221-1250, 2001.

K. J. Davis, M. Burton, and M. E. Kragt, Scale heterogeneity and its implications for discrete choice analysis, Land Economics, vol.95, issue.3, pp.353-368, 2019.

T. Dohmen, A. Falk, D. Huffman, U. Sunde, J. Schupp et al., Individual Risk Attitudes: Measurement, Determinants, and Behavioral Consequences, vol.9, pp.522-550, 2011.

A. C. Drichoutis and R. M. Nayga, Marginal changes in random parameters ordered response models with interaction terms, Econometric Reviews, vol.30, issue.5, pp.565-576, 2011.

S. Duffy, J. Smith, and K. Woods, How does the preference for increasing payments depend on the size and source of the payments?, Management Science Letters, vol.5, issue.12, pp.1071-1080, 2015.

M. Espinosa-goded, J. Barreiro-hurlé, and E. Ruto, What do farmers want from agrienvironmental scheme design? A choice experiment approach, Journal of Agricultural economics, vol.61, issue.2, pp.259-273, 2010.

W. Fan and Z. Yan, Factors affecting response rates of the web survey: A systematic review, Computers in Human Behavior, vol.26, issue.2, pp.132-139, 2010.

D. G. Fiebig, M. P. Keane, J. Louviere, and N. Wasi, The generalized multinomial logit model: accounting for scale and coefficient heterogeneity, Marketing Science, vol.29, issue.3, pp.393-421, 2010.

R. H. Frank and R. M. Hutchens, Wages, seniority, and the demand for rising consumption profiles, Journal of Economic Behavior & Organization, vol.21, issue.3, pp.251-276, 1993.

S. Frederick and G. Loewenstein, Conflicting motives in evaluations of sequences, Journal of Risk and Uncertainty, vol.37, issue.2-3, pp.221-235, 2008.

S. Frederick, G. Loewenstein, and T. Donoghue, Time Discounting and Time Preference: A Critical Review. Journal of Economic Literature, vol.40, issue.2, pp.351-401, 2002.

E. Giovanopoulou, S. A. Nastis, and E. Papanagiotou, Modeling farmer participation in agrienvironmental nitrate pollution reducing schemes, Ecological economics, vol.70, issue.11, pp.2175-2180, 2011.

L. Girard, Des agriculteurs bio attaquent l'etat pour retard de paiement des aides, Le Monde, 2019.

W. Greene, Testing hypotheses about interaction terms in nonlinear models, Economics Letters, vol.107, issue.2, pp.291-296, 2010.

N. Hanley, M. Whitby, and I. Simpson, Assessing the success of agri-environmental policy in the uk, Land use policy, vol.16, issue.2, pp.67-80, 1999.

G. Harrison, M. Lau, and M. B. Williams, Estimating Individual Discount Rates in Denmark: A Field Experiment, The American Economic Review, vol.92, issue.5, pp.1606-1617, 2002.

A. B. Hauber, J. M. González, C. G. Groothuis-oudshoorn, T. Prior, D. A. Marshall et al., Statistical methods for the analysis of discrete choice experiments: a report of the ispor conjoint analysis good research practices task force, Value in health, vol.19, issue.4, pp.300-315, 2016.

J. Hausman and D. Mcfadden, Specification tests for the multinomial logit model. Econometrica, Journal of the Econometric Society, pp.1219-1240, 1984.

S. Hess and K. Train, Correlation and scale in mixed logit models, Journal of Choice Modelling, vol.23, pp.1-8, 2017.

A. R. Hole, Modelling heterogeneity in patients' preferences for the attributes of a general practitioner appointment, Journal of health economics, vol.27, issue.4, pp.1078-1094, 2008.

D. Hoyos, The state of the art of environmental valuation with discrete choice experiments, Ecological economics, vol.69, issue.8, pp.1595-1603, 2010.

C. K. Hsee, R. P. Abelson, and P. Salovey, The Relative Weighting of Position and Velocity in Satisfaction, Psychological Science, vol.2, issue.4, pp.263-267, 1991.

R. J. Johnston, K. J. Boyle, W. Adamowicz, J. Bennett, R. Brouwer et al., Contemporary guidance for stated preference studies, Journal of the Association of Environmental and Resource Economists, vol.4, issue.2, pp.319-405, 2017.

D. Kaczan and B. M. Swallow, Designing a payments for ecosystem services (pes) program to reduce deforestation in tanzania: An assessment of payment approaches, Ecological Economics, vol.95, pp.20-30, 2013.

L. Kuhfuss, R. Préget, S. Thoyer, and N. Hanley, Nudging farmers to enrol land into agrienvironmental schemes: the role of a collective bonus, European Review of Agricultural Economics, vol.43, issue.4, pp.609-636, 2016.
URL : https://hal.archives-ouvertes.fr/hal-01506443

K. J. Lancaster, A new approach to consumer theory, Journal of Political Economy, vol.74, issue.2, pp.132-157, 1966.

E. Lancsar, D. G. Fiebig, and A. R. Hole, Discrete choice experiments: a guide to model specification, estimation and software, Pharmacoeconomics, vol.35, issue.7, pp.697-716, 2017.

U. Latacz-lohmann and G. Breustedt, Using choice experiments to improve the design of agri-environmental schemes, European Review of Agricultural Economics, vol.46, issue.3, pp.495-528, 2019.

G. Loewenstein, D. Prelec, and . Negative-time-preference, The American Economic Review, vol.81, issue.2, pp.347-352, 1991.

G. Loewenstein and N. Sicherman, Do Workers Prefer Increasing Wage Profiles, Journal of Labor Economics, vol.9, issue.1, pp.67-84, 1991.

G. F. Loewenstein and D. Prelec, Preferences for sequences of outcomes, Psychological Review, vol.100, issue.1, pp.91-108, 1993.

. Maaf, Annexe 2 (Dispositions spécifiques à la mesure 214). Ministère de l'Agriculture de l'Agroalimentaire et de la Forêt, vol.4, 2006.

D. Mcfadden, The measurement of urban travel demand, Journal of Public Economics, vol.3, issue.4, pp.303-328, 1974.

D. Read and M. Powell, Reasons for sequence preferences, Journal of Behavioral Decision Making, vol.15, issue.5, pp.433-460, 2002.

W. T. Ross and I. Simonson, Evaluations of pairs of experiences: A preference for happy endings, Journal of Behavioral Decision Making, vol.4, issue.4, pp.273-282, 1991.

E. Ruto and G. Garrod, Investigating farmers' preferences for the design of agri-environment schemes: a choice experiment approach, Journal of Environmental Planning and Management, vol.52, issue.5, pp.631-647, 2009.

P. A. Samuelson, A Note on Measurement of Utility, The Review of Economic Studies, vol.4, issue.2, pp.155-161, 1937.

R. Scarpa, M. Thiene, and K. Train, Utility in willingness to pay space: a tool to address confounding random scale effects in destination choice to the alps, American Journal of Agricultural Economics, vol.90, issue.4, pp.994-1010, 2008.

A. Tversky and D. Kahneman, Advances in Prospect Theory -Cumulative Representation of Uncertainty, Journal of Risk and Uncertainty, vol.5, issue.4, pp.297-323, 1992.

A. Vaissière, L. Tardieu, F. Quétier, and S. Roussel, Preferences for biodiversity offset contracts on arable land: a choice experiment study with farmers, European Review of Agricultural Economics, vol.45, issue.4, pp.553-582, 2018.

A. J. Villanueva, K. Glenk, and M. Rodríguez-entrena, Protest responses and willingness to accept: Ecosystem services providers' preferences towards incentive-based schemes, Journal of Agricultural Economics, vol.68, issue.3, pp.801-821, 2017.

, Guidelines for drinking-water quality: fourth edition incorporating first addendum. World Health Organization, 2017.

W. Yang, M. Khanna, and R. Farnsworth, Effectiveness of conservation programs in illinois and gains from targeting, American Journal of Agricultural Economics, vol.87, issue.5, pp.1248-1255, 2005.