R: Vignettes and other documentation

# Vignettes and other documentation

## Vignettes from package 'obr'

obr::efo-forecasts |  | Working with EFO forecasts | HTML | source | R code
obr::forecast-revisions |  | Anatomy of a forecast revision | HTML | source | R code
obr::policy-measures |  | Tracking fiscal policy measures since 1970 | HTML | source | R code
obr::vintages |  | Pinning to a specific OBR publication | HTML | source | R code