arguments from Rosengren, who dissented on Fed decision, are 'compelling'

It is getting harder and harder to justify incredibly low interest rates

worries about getting too 'greedy' on reducing unemployment rate

significant difference of view inside Fed

An easy way to convince markets Fed will raise rates is by raising rates

Yellen fully understands both sides, is right person to find way forward

expects Yellen to stay until term ends in 2018, no matter who becomes president