集中采购政策对医药企业研发效率的影响——来自我国A股上市公司的实证检验
邓伟, 吴俣煊
集中采购政策对医药企业研发效率的影响——来自我国A股上市公司的实证检验
The Impact of Centralized Procurement Policies on the Research and Development Efficiency of Pharmaceutical Enterprises——A Empirical Test From China's A-share Listed Companies
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