The speech, to be delivered at Carnegie Mellon University in Pittsburgh, comes less than a week after McCain provided a broad outline of his economic plans, including a plan to stem foreclosures . An analysis of a plan with a similar structure , the Tax Policy Center found that tax revenue could be reduced by $7 trillion over 10 years if all taxpayers took advantage of it. In a proposal sure to get the most attention in the near-term given record-setting oil prices, McCain proposed a suspension of the federal gas tax from Memorial Day to Labor Day - traditionally the heaviest season for driving. Intraday data provided by ComStock , an Interactive Data Company and subject to the Terms of Use . Historical, current end-of-day data, and splits data provided by FT Interactive Data . Read More