@article{paperid:1104074, author = {Arashi, Mohammad and روزبه، م. and امینی، م.}, title = {Theoretical development of shrinkage learners in the seemingly unrelated semiparametric model}, journal = {Journal of Statistical Research}, year = {2025}, volume = {59}, number = {1}, month = {August}, issn = {0256-422X}, pages = {131--143}, numpages = {12}, keywords = {Liu estimator; Multicollinearity; Partially linear model; Preliminary test estimator; Seemingly unrelated regression; Semiparametric; Shrinkage estimator; Stein-type estimator}, }