At this point, I don't think it's well understood how many of the GOP's central health-care policy ideas have already been included as compromises in the health-care bill. But one good way is to look at the GOP's "Solutions for America" homepage, which lays out its health-care plan in some detail. It has four planks. All of them -- yes, you read that right -- are in the Senate health-care bill.

(1) "Let families and businesses buy health insurance across state lines." This is a long-running debate between liberals and conservatives. Currently, states regulate insurers. Liberals feel that's too weak and allows for too much variation, and they want federal regulation of insurers. Conservatives feel that states over-regulate insurers, and they want insurers to be able to cluster in the state with the least regulation and offer policies nationwide, much as credit card companies do today.

To the surprise and dismay of many liberals, the Senate health-care bill included a compromise with the conservative vision for insurance regulation. The relevant policy is in Section 1333...

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