Describe economies of scale and diseconomies of scale. What are the determinants of economies of scale and diseconomies of scale, respectively?

Prior to beginning work on this discussion forum, read David Trainer’s Sysco Feasts on Economies of Scale for Strong Competitive Advantage as well as Chapter 8 of the textbook.

Based on this information, respond to the following:

How can the long-run average cost curve be derived from the short-run average total cost  curve?
Describe economies of scale and diseconomies of scale.
What are the determinants of economies of scale and diseconomies of scale, respectively?
Using a real-world company, explain the causes of economies of scale for your company.
Explain how economies of scale help your company compete in its industry.