President Trump’s decision to end the Affordable Care Act’s cost-sharing reduction reimbursements for marketplace health plans is projected to cost insurers $8 billion in 2018 alone — and it will cost taxpayers, too. But Georgetown University’s Sabrina Corlette, Kevin Lucia, and Maanasa Kona explain that many marketplace enrollees will be insulated from the resulting premium hikes in 2018, thanks to subsidies that rise with premium costs and the actions of many state insurance departments.
