Knowledge at Wharton features Olivia Mitchell's study on Household Investment in 529 College Savings Plans, in an article discussing parents investing in the best college savings plan.
Citations:
"Are Parents Investing in the Best College Savings Plan Possible?" Knowledge at Wharton, S Murray, June 13, 2023.
O S Mitchell, et al. "Household Investment in 529 College Savings Plans and Information Processing Frictions," National Bureau of Economic Research.