@book {9783709406038, title = "Tax Policy Challenges in the 21st Century", editor = "Spies, Karoline AND Petruzzi, Raffaele", isbn = "9783709406038", edition = "1", keywords = "Internationales Steuerrecht, Tax Treaty Law, tax reform, Tax Policy", url = "http://www.content-select.com/index.php?id=bib_view&ean=9783709406038", url = "https://content-select.com/de/portal/media/view/54f5a494-e128-41c9-9ac7-4548b0dd2d03", publisher = "Linde Verlag", language = "eng", }