Elasticity Song!

1. This is a song about elasticity
Set in our pretty little garden city
What is the meaning of elasticity?
Please satisfy my curiosity!
Elasticity
Measures responsiveness
Of quantity
To change in a variable
Elasticity, how useful are thee?

2. This is a song about elasticity
Set in our busy little buzzing city
What is the price elasticity
Of demand for electricity?
Electricity
Is a necessity
It's likely to have
Low price elasticity
Elasticity, how useful are thee!

3. This is a song about elasticity
Set in our little concrete jungle city
What is the price elasticity
Of demand for plastic in our city?
Demand for plastic
Should be price elastic
Plastic has many
Usage possibilities
Elasticity, how useful are thee!

4. This is a song about elasticity
Set in our lively little lion city
What is the income elasticity
Of demand for electricity?
Electricity
Is a necessity
So low positive
Income elasticity
Elasticity, how useful are thee!

5. This is a song about elasticity
Set in our really lovely rojak city
What is the cross elasticity
Of demand of teh for kopi?
Teh and kopi
They are close substitutes
They'll have positive
Cross elasticity
Elasticity, how useful are thee!

6. This is a song about elasticity
Set in our tiny little land scarce city
What is the price elasticity
Of supply of land to build property?
Land in our city
Is price inelastic
To build property
Takes time and lots of money!
Oh! Economics, how much I love thee!