350- to 1,050- word paper

Reflect on why some products become substitutes and why some are complements
(e.g. hot dogs and hot dog buns).
Prepare a 350- to 1,050- word paper detailing the findings of your discussion.
Use an Intro, Body, Conclusion and References including the e-text.
Hints: Use specific examples. The title is an elasticity paper so say
something about elasticity.