Fed chair blames current low rate on medical care and non-market prices.

Fed chair blames current low rate on medical care and non-market prices.

Conference Board index of leading indicators far outpaces economists' expectations for growth; other metrics also look good for remainder of 2015.

LEI index indicates U.S. economic growth will pick up in the second half of the year.

LEI index indicates U.S. economic growth will pick up in the second half of the year.

Prices rise more slowly for goods ranging from autos to healthcare.

Prices rise more slowly for goods ranging from autos to healthcare.

More purchases of capital goods and IT equipment should give the economy a boost.