Health Is Wealth: Study on Consumer Preferences and the Willingness to Pay for Ecological Agricultural Product Traceability Technology: Evidence from Jiangxi Province China[J] INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH 2021(18) Chen, Ximing Shang, Jie Zada, Muhammad Zada, Shagufta Ji, Xueqiang Han, Heesup Ariza-Montes, Antonio Ramirez-Sobrino, Jesus