European stocks sag but look set for best month in four years
* FTSEurofirst down 0.5 pct, Greek market falls 2 pct
* But FTSEurofirst still up about 8 percent in Oct.
* BBVA and L'Oreal fall after disappointing figures
* Renault and Airbus rise after solid results
By Sudip Kar-Gupta
LONDON, Oct 30 (Reuters) - European shares were weighed down on Friday by a drop in Greek stocks and in L'Oreal and BBVA shares, but remained on track for their biggest monthly gain in four years.
The pan-European FTSEurofirst 300 index fell 0.5 percent while the euro zone's blue-chip Euro STOXX 50 index retreated 0.3 percent.
Athens underperformed with a 2.1 percent drop.
Shares in major Greek banks slumped after banking sources told Reuters that a health check on them by the European Central Bank (ECB) would reveal a total capital shortfall of up to 14 billion euros ($15.5 billion). Continuación...