Digital transformation of public administration creates opportunities for transparency, accountability, efficiency, and better tax collection. Benefits are even more critical considering the coronavirus crisis when millions of people worldwide engage in online solutions. Our research paper...

I am delighted to deliver my first formal address in my new role to the Australasian Tax Teachers' Association, an organisation which has provided me with a valuable forum for sharing perspectives and fostering a common interest in taxation. I have had a long association with ATTA and hope to...

This paper provides empirical evidence for interdependence of jurisdictions' tax policies. We study tax policy interdependence between municipalities in the economically integrated European Metropolitan Area Frankfurt/Rhein-Main, that spreads across two German states, Hesse, and...

There is often a gap between the prescriptions of an 'optimal' tax system and actual tax systems, some of which can be neither efficient economically nor efficient at redistributing income. With a focus on personal income taxes, this paper reviews the political economics literature on tax...