One situation that would definitely NOT lead to an increase in productivity is
D. an increase in the cost of factors of production .
An increase in the cost of production would rather lead to a decrease in productivity - it would make the production more difficult.
The biases of the author are his beliefs, in both practical and religious belief. The way the author might explain happenings in life and the way he thinks might be affected by his belief that God controls everything. His belief will also affect what he thinks will compose a good society.
<span>Falling prices for crops and livestock, large debts, decrease in need of food. </span>
By not misusing the information regarding the feeling,needs and behavior of participants.The researcher can control harmful behavior.
<u>Explanation:</u>
Psychological research is undertaken to study human behavior. It helps us to measure and classify human behavior. Such research identifies what is normal behavior. If the behavior is abnormal than that can be known through this kind of research.
In Psychological research, it is of the utmost importance to respect the dignity of others. This will prevent any kind of harmful behavior. For example, the researchers must not manipulate the participants. If a researcher has information regarding the feelings and emotions of participants then they must not misuse it.