Changes in version 0.2.2 (2023-08-14) - Updates to data for new single-country parameters - Updates to data for multi-country correlations - Updates for Custom data bug fix Changes in version 0.2.1 - Updates following reviewers comments on the national supply share model - Improved standard error imputation for missing observations - Removal of truncated data sets from package - no longer required. Changes in version 0.2.0 - Initial CRAN submission.