@unpublished{lecouteux:hal-03791972, TITLE = {{Preference purification in behavioural welfare economics: an impossibility result}}, AUTHOR = {Lecouteux, Guilhem and Mitrouchev, Ivan}, URL = {https://hal.science/hal-03791972}, NOTE = {working paper or preprint}, YEAR = {2022}, MONTH = Sep, PDF = {https://hal.science/hal-03791972/file/GREDEG-WP-2022-31.pdf}, HAL_ID = {hal-03791972}, HAL_VERSION = {v1}, }