关键词：high-tech industry,supply chain,directed space network, 高技术产业,供应链,有向空间网络

关键词：Minimum wage,Environmental performance,Factor substitution,China, 最低工资制度,环境表现,要素替代

关键词：Digital Economy Policy,Digital Transformation,Market Incentives,Public Opinion Supervision,Policy Collaboration, 数字经济政策,数字化转型,市场激励,舆论监督,政策协同

关键词：Agricultural land transfer Asset pecificity heterogeneous farmers Conversion cost Contract selection, 农地流转 资产专用性 异质性农户 转换成本 契约选择

关键词：Digital Finance,Carbon Total Factor Productivity,U-shaped Relationship, 数字金融,碳全要素生产率,U型关系

关键词：Technology Complementarity,International Capital Flows,Global M&A Network, 技术互补,资本国际流动,全球并购网络

关键词：Medical Insurance,Willingness to pay,Urban-rural integration, 医疗保险; ,支付意愿,城乡一体化

关键词：trading platform,non-trading platform,horizontal mergers,cross-network externality,antitrust, 交易类平台,非交易类平台,横向并购,交叉网络外部性,反垄断

关键词：common prosperity,heat map,long short term memory,convergence,distribution dynamics,regional differences, 共同富裕,热力图,长短期记忆神经网络,收敛性,动态分布,区域差异

关键词：Prospectus; Risk Information Disclosure; P/E Ratio; IPO Underpricing, 招股说明书；风险信息披露；市盈率；IPO 抑价