@article{刘啟仁_28, author = {[刘啟仁, 黄建忠]}, title = {产品创新如何影响企业加成率}, publisher = {世界经济}, year = {2016}, journal = {世界经济}, volume = {}, number = {11}, eid = {28}, pages = {28-53}, keywords = {产品创新;成本加成率;市场份额;生产率;垄断租金}, url = https://manu30.magtech.com.cn/sjjj/CN/abstract/article_128.shtml }