SPDR S&P 500 ETF (SPY): ETF Research Reports It’s a familiar sight, as we’ve seen it now in consecutive months: a Fed decision on monetary policy comes out, the market responds favorably — thankful it can finally erase a few question marks in their outlook. And the tools the Fed has to fight inflation relate to diminishing demand — and these are counter to fostering a strengthening economy the way we’ve become accustomed.