year // 年份

Year

统计年度或申请/授权年度;专利申请与授权年份不可混用

attributes

datasetcnrds_firm_innovation · CNRDS 中国研究数据服务平台企业创新与专利数据
typeidentifier
roletime
data filefirm_patent
keywords年份年度

Same concept in other datasets

datasetvariablelabeltype
cfps2010cfps_birthy出生年份continuous
cfps2012cfps_birthy出生年份continuous
cfps2014cfps_birthy出生年份continuous
cfps2016cfps_birthy出生年份continuous
cfps2018cfps_birthy出生年份continuous
cgss2010year调查年份continuous
cgss2012year调查年份continuous
cgss2013year调查年份continuous
cgss2015year调查年份continuous
cgss2017year调查年份continuous
chfs2011year调查年份continuous
chfs2013year调查年份continuous

Used in these research designs

环境规制与企业绿色创新control
企业创新质量control