Explain why marginal physical product would diminish as:
1. More secretaries are hired in an office.
2. More professors are hired in the economics department of a college.
3. More construction workers are hired to build a school.
A secretary can only do so much. Moreover, there are only as much things to be done at an office for secretaries. Hence, as more secretaries are hired, with the total amount of ...
This solution explains why marginal physical product would diminish as employees are hired.