Four Key Questions for Health-Care Law

Wall Street Journal: Thanks to the Supreme Court and Barack Obama's re-election, the Affordable Care Act—"Obamacare" to foes and a few of its friends—isn't going away. The issue now is how it will work.

Even by Washington standards, implementing this law is extraordinarily complex. The federal government last year issued 70,000 pages of guidance, including 130 pages on the look of websites for new marketplaces where many will shop for insurance.

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