Complex sentence: There are also fiscal and monetary reasons this is not feasible in the short term, as Spain was very hard hit by the Great Recession and the 2008--15 Spanish financial crisis and is under severe austerity measures.
Split into simpler sentences: There are also fiscal and monetary reasons this is not feasible in the short term. Because Spain was very hard hit by the Great Recession and the 2008--15 Spanish financial crisis and under severe austerity measures.