what is the difference between libor and sofr 
the primary difference between libor and sofr is the method by which the rates are generated libor uses the panel bank calculation which are inputs from panel banks to come up with the average rate sofr is the measure of the cost of borrowing cash overnight that is collateralized by u s treasuries in the repo market the bottom linelibor or the london interbank offered rate was a global benchmark that represented the interest rates on short term loans from one bank to another however the index fell under suspicion in 2012 when some bankers were discovered manipulating the index for their own benefit libor has since been nearly fully phased out with the last few rates to cease publication in late 2024 