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When the price of bananas was $5 quantity demanded was 200 units. However, when the price...

  1. When the price of bananas was $5 quantity demanded was 200 units. However, when the price increased to $6, the quantity demanded decreased to 180 units. Calculate the price elasticity of demand for bananas based on this information.
  2. Discuss the main characteristics of loss leaders.
  3. How does the law of one price work? What happens if this law is violated?
  4. Discuss the difference between the probability mass function (pmf) and cumulative distribution function (PDF).
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Answer #1

1) Price elasticity = percentage change in quantity demanded/percentage change in price

Formula for price elasticity = [Q2-Q1/(Q2+Q1/2)] / [P2-P1/(P2+P1/2)]

= [180-200/(180+200/2)] / [6-5/(6+5/2)]

= [20/190] / [1/5.5]

= 0.1052/0.1818

= 0.57

As per Chegg guidelines, only the first question can be answered

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