Service supply chain (SSC) is a newly research topic in supply chain management, which is regarded as an integrated service-based supply chain different from either manufacturing sector or service sector. To address this deficiency, this article explores the configuration and characteristics of...

Service supply chain (SSC) is a newly research topic in supply chain management, which is regarded as an integrated service-based supply chain different from either manufacturing sector or service sector. To address this deficiency, this article explores the configuration and characteristics of...

Ultra-high dimensional data often display heterogeneity due to either heteroscedastic variance or other forms of non-location-scale covariate effects. To accommodate heterogeneity, we advocate a more general interpretation of sparsity, which assumes that only a small number of covariates...