Columbia subject headings:
Economic policy.
Popper, Karl R. (Karl Raimund), 1902-1994.
Social indicators.
Social policy.
Harvard subject headings:
Economic policy.
Popper, Karl R. (Karl Raimund), 1902-1994.
Progress.
Science--Social aspects
Social indicators
Social policy.
Technology--Social aspects
Princeton subject headings:
Popper, Karl R. (Karl Raimund), 1902-1994.
Social indicators.