Federal Reserve Governor Waller warned that it might be necessary to raise interest rates by 50 basis points in December; later, Dallas Federal Reserve Chairman Logan expressed support for at least two more interest rate hikes of 25 basis points each time, and said that the rate hike may be faster than officials will act this fall.

Federal Reserve Governor Waller warned that it might be necessary to raise interest rates by 50 basis points in December; later, Dallas Federal Reserve Chairman Logan expressed support for at least two more interest rate hikes of 25 basis points each time, and said that the rate hike may be faster than officials will act this fall.