Change in Demand Lecture by Varsha Sharma.

This is a part of lecture presented by Varsha Sharma, Asst. professor of Biyani Girls College. The video is about Change in demand. We can express the change in demand from two ways: (A) extension and contraction (B) increase and decrease in demand. Extension and contraction in demand occurs due to change in price and increase and decrease in Demand occurs due to change in other factors.