By Brian O’Connell Why are health care insurance prices expected to rise so much next year? The data is leaking out on 2023 health care insurance plans and for already shell-shocked Americans, the outlook calls for a big boost in health insurance prices. That’s especially the case for consumers buying policies on government healthcare exchanges. The primary problem is a wrinkle in the 2021 American Rescue Plan Act, which temporarily removed the income cap for eligibility for U.S. government subsidies for 2021 and 2022. That legislative feature enabled 13 million Americans participating in Obam…