UPDATE 1-Slower euro zone inflation rise could mean ECB deposit rate cut -Coeure
(Adds Coeure comments, background)
By Anna Yukhananov
MEXICO CITY Oct 27 (Reuters) - If euro zone inflation rises back to target more slowly than previously expected, the European Central Bank may need to cut its deposit rate further, although this is an open discussion, a top European rate setter said on Tuesday.
Real interest rates matter more for the economy than nominal rates and falling inflation expectations push up real rates, ECB Executive Board member Benoit Coeure said in Mexico City.
"If we see a risk that inflation would go back to 2 percent ... in a much more sluggish way than would be previously expected ... that may also mean an adjustment of the deposit facility rate," Coeure said. "It's an open discussion."
The ECB earlier said its deposit rate, at -0.2 percent, hit bottom, though last week it raised the prospect of further cuts and markets are pricing in a reduction to -0.3 percent when the Governing Council meets in early December.
The tools the ECB uses will depend on the shocks it sees to liquidity or interest rates, Coeure told a conference of the Mexican Autonomous Technological Institute.
"We have different tools that we can use," he said. "The reason why it deserves a discussion is we just want to be sure that we use the right instruments.
"If that is about interest rates, if that's about liquidity ... that's the discussion we're having," he added. Continuación...