more conservative assumptions regarding cross border trade

Author: lindnemi

config/config.de.yaml

@@ -81,7 +81,8 @@ iiasa_database:
   scale_industry_non_energy: false # Scale non-energy industry demand directly proportional to energy demand
   restrict_cross_border_flows: # restricts cross border flows between all countries (AC)
     2025: 0.5
-    2030: 0.6
+    2030: 0.5
+    2035: 0.5
 
 # docs in https://pypsa-eur.readthedocs.io/en/latest/configuration.html#foresight
 foresight: myopic