Bard, Jennifer S. ‘6 Actions the Federal Government Should Take in Response to the Delta Variant’. Bill of Health, 27 July 2021. http://blog.petrieflom.law.harvard.edu/2021/07/27/delta-covid-variant-government-response/.

Grigsby, S., Hernàndez, A., John, S., Désirée Jones-Smith, Kaufmann, K., Patrick, C., Prener, C., Tranel, M., & Udani, A. (2020). Resistance to Racial Equity in U.S. Federalism and its Impact on Fragmented Regions [Preprint]. SocArXiv. https://doi.org/10.31235/osf.io/jnvzf

Federalism has the capability of being both bad and good. It just depends who you ask. On one side the advantages of fedaralism is it creates more effectiveness and makes the government stable. On the other hand federalism is risky it gets expensive, lead to a complex tax system and is slow in responses to crisis.