@misc{hay:hal-02282475, TITLE = {{Buying wine en primeur: How to approach it}}, AUTHOR = {Hay, Colin}, URL = {https://sciencespo.hal.science/hal-02282475}, NOTE = {contribution {\`a} un site web}, YEAR = {2018}, MONTH = May, HAL_ID = {hal-02282475}, HAL_VERSION = {v1}, }