Columbia subject headings:
Capital--Congresses.
Saving and investment--Congresses.
Technological innovations--Economic aspects--Congresses.
Harvard subject headings:
Capital--Congresses.
Saving and investment--Congresses
Technological innovations--Economic aspects--Congresses
Princeton subject headings:
Capital--Congresses.
Saving and investment--Congresses.
Technological innovations--Economic aspects--Congresses.