Kernrechtsfrage
Whether the debtor's minimum vital could be reduced by reference to Eurostat statistics for Montenegro.
Extrahierter Entscheid
The authorities could rely on Eurostat data to adjust the Swiss minimum vital to the debtor's residence abroad; no abuse of discretion was shown.
Extrahierte Begründung
Eurostat provides harmonized official statistics enabling systematic comparison of living costs. The debtor's contrary sources were fragmented and less reliable.