利用技术和规模效率探索瑞典地方法院的横向合并：拒绝凸性，支持非凸性

Exploring horizontal mergers in Swedish district courts using technical and scale efficiency: rejecting convexity in favour of nonconvexity

• Xiaoqing Chen
• Qingyuan Zhu
• Kristiaan Kerstens 通讯