Economics – Price elasticity of supply | e-Consult

Introduction: The airline industry is a good example for analyzing price elasticity of supply. The elasticity of supply in this market can vary significantly depending on the time horizon considered. This essay will examine the factors influencing PES for airline seats in the short run and the long run, drawing on principles of economics and real-world examples.

Short Run Elasticity of Supply: In the short run, the supply of airline seats is relatively inelastic. This is because airlines have fixed capacity – the number of aircraft they currently operate. They cannot quickly add new aircraft or significantly increase the number of seats available.

Factors influencing short-run inelasticity:

• Fixed Capacity: Airlines have a limited number of aircraft and seats, which cannot be easily increased in the short run.
• Time to Acquire New Aircraft: Acquiring new aircraft involves a lengthy process, including ordering, manufacturing, and delivery, which takes years.
• Limited Airport Slots: The number of available airport slots is often restricted, limiting the ability of airlines to increase flights.

Example: If demand for flights suddenly increases, airlines cannot instantly add more flights or seats. They may have to delay existing flights or operate additional flights using existing aircraft, but the overall supply increase is limited.

Long Run Elasticity of Supply: In the long run, the supply of airline seats becomes more elastic. Airlines can respond to changes in demand by adjusting their capacity.

Factors influencing long-run elasticity:

• Investment in New Aircraft: Airlines can invest in new aircraft to increase their fleet size and seat capacity.
• Expansion to New Routes: Airlines can expand to new routes and destinations to meet changing demand.
• Increased Frequency of Flights: Airlines can increase the frequency of flights on popular routes.
• Technological Advancements: Technological advancements in aircraft design can lead to more fuel-efficient and higher-capacity aircraft.

Example: If demand for flights to a particular destination increases significantly, airlines can invest in new aircraft, expand their route network, and increase the frequency of flights to meet the demand. This allows for a more elastic supply response.

Conclusion: The elasticity of supply for airline seats is significantly different in the short run and the long run. In the short run, the fixed capacity and time constraints limit the ability of airlines to respond to changes in demand, resulting in a relatively inelastic supply. However, in the long run, airlines can adjust their capacity through investment and expansion, leading to a more elastic supply. Understanding these differences is crucial for analyzing the impact of changes in demand on the airline industry.