https://deanruskintlaw.com/2026/04/28/georgia-law-professor-walter-hellerstein-serves-as-visiting-professor-at-vienna-university-of-economics-and-business/exchange of notesen2026-04-28T12:31:03+00:00Georgia Law Professor Walter Hellerstein serves as visiting professor at Vienna University of Economics and BusinessDean Rusk, Georgia Law, comparative law, international law, Austria, transnational law, UGA Law, UGA, Dean Rusk International Law Center, University of Georgia School of Law, University of Georgia, Georgia, Walter Hellerstein, tax law, Vienna University of Economics and Business, Vienna, tax policy, US state taxation