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 |