TIPS Index (NYSEArca: STPZ ) SPDR Gold Shares (NYSEArca: GLD ) United States Oil Fund (NYSEArca: USO ) PowerShares DB Agriculture (NYSEArca: DBA ) For more stories about inflation, visit our inflation category . As recently as three months ago, investors were buzzing about inflation as a result of massive stimulus packages worldwide. Kurt Brouwer at MarketWatch notes that in PIMCO's Secular Outlook report, deflationary forces right now are strong and inflation lies farther down the road.