Ex-Speaker checks several boxes in NYT/CBS Hawkeye State poll.
— leads among Tea Paryters and evangelicals
— viewed as most prepared to be president
— viewed as best handler of an international crisis
— viewed as most qualified to be commander-in-chief
And/but Romney edges Gingrich when it comes to the economy, the most important issue to seven in ten Iowa voters.
PLUS: 66% of likely caucus goers say they could still change their minds before Jan. 3.
