VID 7: MRU on Price Elasticity of Demand
VID 6: Tutor2U on PED
VID 5: Economics Fun on PED
VID 4: Calculating a % change
Syllabus 2.5
Elasticity
VID 8: Tutor2U on YED
2.5. - Elasticity

1.     complementary goods (see also 1.1)

2.     elastic

3.     inelastic

4.     PED

5.     PES

6.     substitute goods (see also 1.1)

7.     unit elasticity

8.     YED

9.  Primary commodities

HL ONLY

10.  arc elasticity of demand (not in syllabus)

11.  flat rate tax

12.  incidence of a tax (impact of elasticity)
VID 1: Rating: 7/10. This is a good clip from Economics Fun highlighting that elasticity influences firms and the price changes that they make i.e. firms are influenced by total revenue considerations.
VID 2: Rating: 8/10. This is a good clip from Foodie explaining the key idea behind PED i.e. total revenue.
VID 3: Economics through music? Not for everybody but good for some!
HL Only: HP 3 Practice