Do you ever wonder what the driving forces are that dictate mortgage rates?

Why do they change daily, or sometimes hourly?

What is the difference between the “interest rate” on my mortgage and the “annual percentage rate” of my mortgage?  Why should I care?

How does stock market activity impact the rate of the interest I will pay on my new mortgage?

These are valid questions most consumers wonder about.  The graphic below briefly explains these issues and more…