Douglas Holtz-Eakin
Photo by Mandel Ngan
The former Congressional Budget Office head, known as a fiscal hawk, is McCain's top economic dog. The two bonded over McCain's fight against a Boeing plan to lease aircraft tankers to the Air Force.
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Jack Kemp
Photo by Rick Maiman
The former N.F.L. quarterback, congressman, Housing and Urban Development secretary (under George H.W. Bush), and champion supply-sider lines up with McCain on tax cuts.
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Steve Forbes
Photo by Brian Zak
The publisher and erstwhile presidential candidate switched to McCain after Giuliani flopped. Forbes' big push: a flat-tax system in which everyone pays the same rate.
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Peter Peterson
Photo by Manan Vatsyayana
The Blackstone Group co-founder and economic Cassandra has McCain's ear. Peterson has long been an advocate of means-testing entitlement programs. He says he's too rich to get Social Security.
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Carly Fiorina
Photo by Chip East
The former Hewlett-Packard chairwoman is a leader of G.O.P. fundraising efforts
for the general election. She is advising McCain on tech and investment issues.
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John Thain
Photo by Saverkin Alexander
The Merrill Lynch boss and former New York Stock Exchange C.E.O. was an early McCain man. If McCain wins, Thain could be a leading candidate for the post of Treasury secretary.
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Phil Gramm
Photo by Charles Dharapak
McCain was one of only a handful of senators to support Gramm's bid for president in 1996. Gramm, who fathered various federal-budget-cutting mandates, is repaying the favor.
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