diff --git a/README.md b/README.md
index 6546233..a79e01d 100644
--- a/README.md
+++ b/README.md
@@ -92,11 +92,11 @@ The model-ready inputs are included under `data/`:
 
 Original raw source files are not redistributed. Rebuilding inputs from raw files is separate from the normal estimation workflow and never replaces committed `data/` inputs automatically.
 
-## Output variables
+## Output dimensions
 
-The two position variables are scaled from 0 to 1:
+The two position dimensions are scaled from 0 to 1:
 
-- `economic_lr`: economic left to economic right.
-- `galtan`: cultural cosmopolitan--traditionalist position.
+- Economic left-right: economic left to economic right.
+- Cultural cosmopolitan--traditionalist: cosmopolitan to traditionalist.
 
 Column definitions are in `metadata/data_dictionary.csv`.