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PSU Econ 102 Exam 2 Questions and Correct Answers the Latest Update and Recommended Version $10.49   Add to cart

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PSU Econ 102 Exam 2 Questions and Correct Answers the Latest Update and Recommended Version

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  • Course
  • PSU Econ 102
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  • PSU Econ 102

Elasticity → Measure of the responsiveness of buyers and sellers to changes in price or income Price Elasticity of Demand → How quantity demanded responds to a price change Price Elasticity of Supply → How quantity supplied responds to a price change Income Elasticity of Demand → How...

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  • October 20, 2024
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  • PSU Econ 102
  • PSU Econ 102
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2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!


PSU Econ 102 Exam 2 Questions and
Correct Answers the Latest Update and
Recommended Version
Elasticity


→ Measure of the responsiveness of buyers and sellers to changes in price or income


Price Elasticity of Demand

→ How quantity demanded responds to a price change


Price Elasticity of Supply

→ How quantity supplied responds to a price change


Income Elasticity of Demand

→ How quantity demanded responds to a change in income


Cross-Price Elasticity of Demand


→ How quantity demanded responds to a price change of another good


Elastic goods

→ Large response in consumption to a price change


Inelastic goods

→ Small response in consumption to a price change


Determinants of PED

1|Page| GradeA+ | 2 0 0 2 5

, 2 0 2 4 /2025 | © copyright | This work may not be copied for profit gain Excel!

→ (1) Availability of Substitutes
→ (2) Share of Budget Spent on the Good
→ (3) Necessities vs Luxuries
→ (4) Time and Adjustment Process


PED formula

→ [Change in Q / Average Q] / [Change in P / Average P]
→ (always negative)


PED coefficient


→ = 0 [Perfectly Inelastic]
→ > -1 [Relatively Inelastic]
→ = -1 [Unitary Elasticity]
→ < -1 [Relatively Elastic]
→ -Infinity [Perfectly Elastic]


Total Revenue (TR)


→ Amount of money a seller receives from selling their products
→ TR = P x Q
→ -Elastic (lowering price will increase revenue)
→ -Inelastic (raising price will increase revenue)


Elasticity and Taxes

→ Elastic - seller bears more of tax burden (higher DWL)
→ Inelastic - buyer bears more of tax burden (lower DWL)


Government Revenue




1|Page| GradeA+ | 2 0 0 2 5

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