Columbia subject headings:
Harvard subject headings:
Production functions (Economic theory)--Case studies.
Technological innovations--Case studies
Technological unemployment--Case studies.
Technology assessment--Case studies.
Technology--Developing countries--Case studies.
Technology--Social aspects--Case studies.
Princeton subject headings:
Case studies.
Production functions (Economic theory)--Case studies.
Technological innovations--Case studies.
Technology--Developing countries--Case studies.