diff --git a/definitions/variable/techno-economic/electricity-generation.yaml b/definitions/variable/techno-economic/electricity-generation.yaml
index f35e3cf3..c7063730 100644
--- a/definitions/variable/techno-economic/electricity-generation.yaml
+++ b/definitions/variable/techno-economic/electricity-generation.yaml
@@ -3,30 +3,36 @@
       from {Electricity Source}
     unit: USD_2010/kW
     tier: 2
+    skip-region-aggregation: true
 - Capital Cost|Electricity|{Electricity Source}|*:
     description: Capital cost of a newly installed plant to generate electricity
       from {Electricity Source} for a specific technology
     unit: USD_2010/kW
     tier: 2
+    skip-region-aggregation: true
 - Efficiency|Electricity|{Electricity Source}:
     description: Conversion efficiency per unit of primary energy of a newly installed
       plant to generate electricity from {Electricity Source}
     unit: "%"
     tier: 2
     range: [ 0,100 ]
+    skip-region-aggregation: true
 - Efficiency|Electricity|{Electricity Source}|*:
     description: Conversion efficiency per unit of primary energy of a newly installed
       plant to generate electricity from {Electricity Source} for a specific technology
     unit: "%"
     tier: 2
     range: [ 0,100 ]
+    skip-region-aggregation: true
 - Lifetime|Electricity|{Electricity Source}:
     description: Technical lifetime of a newly installed plant to generate electricity
       from {Electricity Source}
     unit: years
     tier: 2
+    skip-region-aggregation: true
 - Lifetime|Electricity|{Electricity Source}|*:
     description: Technical lifetime of a newly installed plant to generate electricity
       from {Electricity Source} for a specific technology
     unit: years
     tier: 2
+    skip-region-aggregation: true
diff --git a/definitions/variable/techno-economic/other-energy-transformation-technologies.yaml b/definitions/variable/techno-economic/other-energy-transformation-technologies.yaml
index 758a509d..b193eb8d 100644
--- a/definitions/variable/techno-economic/other-energy-transformation-technologies.yaml
+++ b/definitions/variable/techno-economic/other-energy-transformation-technologies.yaml
@@ -1,24 +1,30 @@
 - Capital Cost|{Secondary Fuel Level 3}:
     description: Capital cost of a newly installed plant to produce {Secondary Fuel Level 3}
     unit: USD_2010/kW
+    skip-region-aggregation: true
 - Capital Cost|{Secondary Fuel Level 3}|*:
     description: Capital cost of a newly installed plant to produce {Secondary Fuel Level 3}
       for a specific technology
     unit: USD_2010/kW
+    skip-region-aggregation: true
 - Efficiency|{Secondary Fuel Level 3}:
     description: Conversion efficiency per unit of primary energy of a newly installed
       plant to produce {Secondary Fuel Level 3}
     unit: "%"
     range: [ 0,100 ]
+    skip-region-aggregation: true
 - Efficiency|{Secondary Fuel Level 3}|*:
     description: Conversion efficiency per unit of primary energy of a newly installed
       plant to produce {Secondary Fuel Level 3} for a specific technology
     unit: "%"
     range: [ 0,100 ]
+    skip-region-aggregation: true
 - Lifetime|{Secondary Fuel Level 3}:
     description: Technical lifetime of a newly installed plant to produce {Secondary Fuel Level 3}
     unit: years
+    skip-region-aggregation: true
 - Lifetime|{Secondary Fuel Level 3}|*:
     description: Technical lifetime of a newly installed plant to produce {Secondary Fuel Level 3}
       for a specific technology
     unit: years
+    skip-region-aggregation: true