AApplied Geography3/21/2026From efficiency boundaries to structural diagnosis: Informing land use strategies in China through an integrated production possibility frontier and land sparing/sharing frameworkTing Wang·Huiqin Han·Qinghua Wang·Xin Li·Genxu Wang·Zhe Feng·Kening Wu·Jiacheng Qian·Huafu Zhao·Congjie CaoRead at Applied GeographyTagsLand Use and Ecosystem ServicesGlobal and Planetary Change