“…After China's accession to the World Trade Organization (WTO) in 2001, its agricultural imports persistently increased from $15.4 billion in 2001 to $170.8 billion in 2020 (USDA GATS, 2021). However, China's pursuit of self‐sufficiency in food production has restricted its agricultural imports far below the import potential under free trade (Li, Hayes, et al, 2018). For example, before 2019, China's corn imports never exceeded its tariff rate quota (TRQ) of 7.2 million tons despite a relatively high domestic corn price relative to the world price.…”