Econ min and dep chancellor on Rtrs
- German growth of +1.8% this year and next is realistic
- growth this year will bring higher tax receipts than expected
- Europe is not in danger because of Greece but because of rising economic egoism of member states
- influx of refugees pouring into Germany is "probably the biggest national, European challenge since reunification in 1990"
Euro still treading water
Germany's Gabriel in upbeat but cautious mood
