Oct 27 (Reuters) - Chief Executive Officer Of Spain's Santander, Jose Antonio Alvarez:

* SAYS EFFICIENCY PLAN IN EUROPE FORESEES STAFF REDUCTIONS IN SPAIN, PORTUGAL, UK AND POLAND

* SAYS BANK WILL TALK TO UNIONS ON STAFF REDUCTIONS IN SPAIN, WILL NOT GIVE A NUMBER UNTIL MEETINGS WITH UNIONS HAVE TAKEN PLACE

* SAYS FINANCIAL SECTOR IS TALKING TO GOVERNMENT ON HOW TO POTENTIALLY IMPROVE OR EXTEND SOME STATE-BACKED LOANS TO COMPANIES IN SPAIN Source text for Eikon: Further company coverage: (Reporting By Madrid Newsroom)