Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Economy Industrial Sector
Which among the following principle of profit was propounded by Prof. Knight?
1
Innovation theory
2
The risk theory
3
Uncertainty bearing theory
4
More than one of the above
5
None of the above