Columbia subject headings:
High technology industries--Location--Congresses.
Technological innovations--Economic aspects--Congresses.
Technology and state--Congresses.
Harvard subject headings:
Economic geography--Congresses.
High technology industries--Location--Congresses.
Information technology--Congresses
Space in economics--Congresses
Technological innovations--Economic aspects--Congresses
Technology and state--Congresses.
Princeton subject headings:
High technology industries--Location--Congresses.
Technological innovations--Economic aspects--Congresses.
Technology and state--Congresses.