Margin
Margin The amount a lender adds to the index on an adjustable rate mortgage to establish the adjusted interest rate. Margin is constant throughout the life of the loan. INDEX + MARGIN = FULLY INDEXED RATE Example using the 1 Year Treasury: 1 Year Treasury Index = ... more...

Adjustable Rate Mortgage, ARM
Adjustable Rate Mortgage (ARM) Also known as a variable rate mortgage. The interest rate on these mortgages changes periodically. Variable or adjustable loans are loans whose interest rate fluctuates over the period of the ... more...