diff --git a/analysis/r/si/wrangler_functions_method2_ixi.R b/analysis/R/si/wrangler_functions_method2_ixi.R
similarity index 100%
rename from analysis/r/si/wrangler_functions_method2_ixi.R
rename to analysis/R/si/wrangler_functions_method2_ixi.R
diff --git a/analysis/r/si/wrangler_functions_pxp.R b/analysis/R/si/wrangler_functions_pxp.R
similarity index 100%
rename from analysis/r/si/wrangler_functions_pxp.R
rename to analysis/R/si/wrangler_functions_pxp.R
diff --git a/analysis/r/wrangler_functions.R b/analysis/R/wrangler_functions.R
similarity index 100%
rename from analysis/r/wrangler_functions.R
rename to analysis/R/wrangler_functions.R
diff --git a/analysis/paper/paper.Rmd b/analysis/paper/paper.Rmd
index a010939aa344724bf8b0fd0ab5173e88aef38b05..39550b9d640eb197599499c23e986ecc4742d878 100644
--- a/analysis/paper/paper.Rmd
+++ b/analysis/paper/paper.Rmd
@@ -88,13 +88,13 @@ library(here)
 
 ```{r functions}
 
-source(here("analysis", "r", "wrangler_functions.R"))
+source(here("analysis", "R", "wrangler_functions.R"))
 
 ```
 
 ```{r load-data, include=FALSE}
 # load data wrangling functions
-source(here("analysis", "r", "wrangler_functions.R"))
+source(here("analysis", "R", "wrangler_functions.R"))
 
 ## load result data for EU deciles
 eu_q_count = 10
diff --git a/analysis/paper/si.Rmd b/analysis/paper/si.Rmd
index ab4a07c960ae30618d07637c2272c6eaa3c12b80..a71e4a41c8509dd899257f51d76dd6c1e083e81b 100644
--- a/analysis/paper/si.Rmd
+++ b/analysis/paper/si.Rmd
@@ -83,7 +83,7 @@ The final demand expenditure, and thus the national footprint, is typically disa
 
 2) HBS: European household budget survey from EUROSTAT, macro-data, from : https://ec.europa.eu/eurostat/web/household-budget-surveys/database [accessed on 22.05.2020] [@eurostat_database_nodate]
 
-We discuss each of these in turn, including additional data inputs needed to complement the HBS. We then present our methodology for our results in the main paper, and data gaps and limitations. The final 'supplementary materials and methods' section presents an alternative methodology, and the final section of this supplementary information document presents supplementary results from the methodology used in the main paper and the alternative methodology. The whole analysis was performed in RStudio [@r_core_team_r:_2020], using a variety of R packages [@wickham_welcome_2019 @firke_janitor:_2021 @muller_here:_2020 @piburn_wbstats:_2020 @buchta_isocodes:_2020 @garnier_viridis:_2018 @rudis__[aut_hrbrthemes:_2020 @ram__[aut_wesanderson:_2018 @hester_glue:_2020 @wilke_ggridges:_2021 @pedersen_patchwork:_2020 @zhu__[aut_kableextra:_2020 @wickham_readxl:_2019 @gohel_flextable:_2021 @south_rworldmap:_2016 @arnold_ggthemes:_2021].
+We discuss each of these in turn, including additional data inputs needed to complement the HBS. We then present our methodology for our results in the main paper, and data gaps and limitations. The final 'supplementary materials and methods' section presents an alternative methodology, and the final section of this supplementary information document presents supplementary results from the methodology used in the main paper and the alternative methodology. The whole analysis was performed in RStudio [@r_core_team_r:_2020], using a variety of R packages [@wickham_welcome_2019 @firke_janitor:_2021 @muller_here:_2020 @piburn_wbstats:_2020 @buchta_isocodes:_2020 @garnier_viridis:_2018 @rudis_hrbrthemes:_2020 @ram_wesanderson:_2018 @hester_glue:_2020 @wilke_ggridges:_2021 @pedersen_patchwork:_2020 @zhu_kableextra:_2020 @wickham_readxl:_2019 @gohel_flextable:_2021 @south_rworldmap:_2016 @arnold_ggthemes:_2021].
 
 ## EXIOBASE
 
diff --git a/analysis/paper/si.docx b/analysis/paper/si.docx
index 17f10ac28b101bfc43f3b25a29b70b0ebc601882..ffce5185b95207a4aa74a2685ea2443ee3b7e6d5 100644
Binary files a/analysis/paper/si.docx and b/analysis/paper/si.docx differ