Relationships
Video lessons
Lesson 5 - SET - https://youtu.be/SypfxaEt-EE
Lesson 6 Equity Theory - https://youtu.be/SmuQ4VGnywg
Lesson 7 - Investment theory https://youtu.be/ez387gCf0H4
Lesson 8 - Ducks theory of breakdown. - https://youtu.be/zvbVsoYzOwU