Difference between qualitative methods-time-series methods

Describe the four basic elements of strategic management
June 21, 2017
Evapouration and distillation
June 21, 2017

Briefly describe the difference between qualitative methods, time-series methods, and causal methods. Then, describe one advantage of using causal models over time-series or qualitative models. Your response should be at least 200 words in length.