Estimates latent variables of public opinion cross-nationally and over time from sparse and incomparable survey data.  'DCPO' uses a population-level graded response model with country-specific item bias terms. Sampling is conducted with 'Stan'.  References: Solt (2020) <doi:10.31235/osf.io/d5n9p>.
| Version: | 0.5.3 | 
| Depends: | R (≥ 3.4.0), Rcpp (≥ 0.12.17), methods | 
| Imports: | rstan (≥ 2.18.1), rstantools (≥ 2.0.0), beepr, dplyr, forcats, janitor, purrr, tibble, tidyr | 
| LinkingTo: | StanHeaders (≥ 2.18.0), rstan (≥ 2.18.1), BH (≥
1.66.0-1), Rcpp (≥ 0.12.0), RcppEigen (≥ 0.3.3.4.0) | 
| Suggests: | knitr | 
| Published: | 2020-05-29 | 
| DOI: | 10.32614/CRAN.package.DCPO | 
| Author: | Frederick Solt [aut, cre],
  Trustees of Columbia University [cph] | 
| Maintainer: | Frederick Solt  <frederick-solt at uiowa.edu> | 
| License: | GPL (≥ 3) | 
| NeedsCompilation: | yes | 
| SystemRequirements: | GNU make | 
| Materials: | README, NEWS | 
| CRAN checks: | DCPO results |