As Romney hits 50, the president stands at 47 percent, his lowest tally in Post-ABC polling since before the national party conventions. A three-point edge gives Romney his first apparent advantage in the national popular vote, but it is not one that is statistically significant with a conventional level of 95 percent confidence. [...]
However, Romney does now boast a statistically â€” and substantively â€” important lead on the economy, which has long been the central issue of the race. When it comes to handling the nationâ€™s struggling economy, 52 percent of likely voters say they trust Romney more, while 43 percent say they have more faith in the president.