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Articles on Pandemic policy

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The sum is greater than the parts when researchers build an ensemble from multiple coordinated but independent models. Matteo Chinazzi

Pooling multiple models during COVID-19 pandemic provided more reliable projections about an uncertain future

Policymakers rely on models during uncertain times to figure out how their choices could affect the future. Over the pandemic, an ensemble of many COVID-19 models outperformed any one alone.
Growth outpaced new enrollment from the Affordable Care Act’s Medicaid expansion. bymuratdeniz/E+via Getty Images

Medicaid enrollment soared by 25% during the COVID-19 pandemic – but a big decline could happen soon

Pandemic-related policies made it easier for states to afford to cover more people and made that coverage more stable for millions of Americans who rely on the program for health care.

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