Econometric estimation of simultaneous systems of linear and nonlinear equations using Ordinary Least Squares (OLS), Weighted Least Squares (WLS), Seemingly Unrelated Regressions (SUR), Two-Stage Least Squares (2SLS), Weighted Two-Stage Least Squares (W2SLS), and Three-Stage Least Squares (3SLS) as suggested, e.g., by Zellner (1962) <doi:10.2307/2281644>, Zellner and Theil (1962) <doi:10.2307/1911287>, and Schmidt (1990) <doi:10.1016/0304-4076(90)90127-F>.
| Version: | 1.1-30 | 
| Depends: | R (≥ 3.2.0), Matrix, car (≥ 2.0-0), lmtest | 
| Imports: | stats (≥ 2.14.0), sandwich (≥ 2.2-9), MASS, methods | 
| Suggests: | knitr, plm (≥ 1.0-1), sem (≥ 2.0-0) | 
| Published: | 2023-03-22 | 
| DOI: | 10.32614/CRAN.package.systemfit | 
| Author: | Arne Henningsen and Jeff D. Hamann | 
| Maintainer: | Arne Henningsen <arne.henningsen at gmail.com> | 
| License: | GPL-2 | GPL-3 [expanded from: GPL (≥ 2)] | 
| URL: | https://r-forge.r-project.org/projects/systemfit/ | 
| NeedsCompilation: | no | 
| Citation: | systemfit citation info | 
| Materials: | NEWS | 
| In views: | Econometrics, Psychometrics | 
| CRAN checks: | systemfit results | 
| Reference manual: | systemfit.html , systemfit.pdf | 
| Vignettes: | Systemfit (source, R code) | 
| Package source: | systemfit_1.1-30.tar.gz | 
| Windows binaries: | r-devel: systemfit_1.1-30.zip, r-release: systemfit_1.1-30.zip, r-oldrel: systemfit_1.1-30.zip | 
| macOS binaries: | r-release (arm64): systemfit_1.1-30.tgz, r-oldrel (arm64): systemfit_1.1-30.tgz, r-release (x86_64): systemfit_1.1-30.tgz, r-oldrel (x86_64): systemfit_1.1-30.tgz | 
| Old sources: | systemfit archive | 
| Reverse imports: | cancerGI, ChainLadder, diffusion, erer, forestmangr, micEconAids, micEconCES, micEconSNQP, modnets, sampleSelection, SIRE, tvReg | 
| Reverse suggests: | AER, broom, domir, Ecdat, ldt, marginaleffects, micEcon, robustsur, texreg | 
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