Labor union effects on innovation and commercialization productivity: An integrated propensity score matching and two-stage data envelopment analysisJan 1, 2015·Dongphil Chun,Yanghon Chung,Chungwon Woo,Hangyeol Seo,Hyesoo Ko· 0 min read CitepublicationLast updated on Jan 1, 2015 AuthorsDongphil ChunAuthorsYanghon ChungAuthorsChungwon WooAuthorsHangyeol SeoAuthorsHyesoo Ko← 트럼프 45 대 대통령 당선으로 인한 과학기술정책 변화 Jan 1, 2016Scenario analysis for estimating the learning rate of photovoltaic power generation based on learning curve theory in South Korea Jan 1, 2015 →