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  • Study: Domestic control of COVID-19 takes priority over international travel bans

    Photo of Yilan Xu, a professor of agricultural and consumer economics at Illinois

    A new paper co-written by Yilan Xu, a professor of agricultural and consumer economics at Illinois, shows that taming domestic transmission of COVID-19 ought to be prioritized over international travel bans or restrictions aimed at limiting the threat of the virus from abroad.

    Photo by L. Brian Stauffer

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  • Editor’s notes: To contact Yilan Xu, call 217-300-0465; email yilanxu@illinois.edu.

    The paper “Quantifying COVID-19 importation risk in a dynamic network of domestic cities and international countries” is available online.

    DOI: 10.1073/pnas.2100201118