Columbia subject headings:
European Union--Austria--Congresses.
European Union--Congresses.
European Union--Politics and government--Congresses.
Harvard subject headings:
Europe--Economic conditions--21st century--Congresses.
Europe--Economic policy--21st century--Congresses.
Europe--Foreign relations--21st century--Forecasting--Congresses.
Globalization--21st century--Forecasting--Congresses.
Princeton subject headings: