The presidential election outcome itself could create more problems for the ACA. The insurance plans sold on the law’s exchanges have already experienced substantial losses due to adverse selection, leading many insurance companies to pull back on their participation. The prospect of a Trump administration steering ACA implementation may be enough to convince some of the insurers still offering products on the exchanges in 2017 to rethink their plans. If more insurance companies head for the exits, the exchanges could become even less stable than they already are.

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