Explain the differences among price elasticity, mid-point elasticity; Income and Cross Price elasticities. Part 2 "Ramon will pay any price for a Mad Magazine, pre-1960. Since college and through graduate school, he's acquired a collection extensive of 1950s through early 80s issues. As a professor, he can afford even more, but not the $5,000 quoted in the Overstreet Comic Buyers Guide for Mad #1." What 'elasticties' we've studied apply to Ramon and why