Mixed Correlation Coefficient Matrix R package MCCM version 0.1.0 The IRLS (Iteratively Reweighted Least Squares) and GMM (Generalized Method of Moments) methods are applied to estimate mixed correlation coefficient matrix (Pearson, Polyseries, Polychoric), which can be estimated in pairs or simultaneously. For more information see Peng Zhang and Ben Liu (2024) <doi:10.1080/10618600.2023.2257251>; Ben Liu and Peng Zhang (2024) <doi:10.48550/arXiv.2404.06781>. Software Depends: R (>= 3.5.0), Imports: MASS, polycor, lavaan, mvtnorm Suggests: knitr, rmarkdown Ben Liu <12035024@zju.edu.cn> Comprehensive R Archive Network (CRAN) Ben Liu [aut, cre], Peng Zhang [ths], Xiaowei Lou [aut, dtc] GPL 2024-04-18 application/tgz https://CRAN.R-project.org/package=MCCM doi:10.32614/CRAN.package.MCCM