host: nick baker? guest: certainly we saw the subprime crisis.that was all about residential real estate. that started unraveling in 2007, and that was through the proximate cause of the financial crisis. people were not paying off their mortgages, people could not afford them. that trickled into the banks, and that caused major problems in markets. there is a feeling out there among some analysts and people have been talking about this for a while now, this is not something brand new right now, at least a year people have talked about commercial real estate. again, residential real estate caused the original financial crisis, but commercial real estate. and is that going to -- are losses going to unleash another massive set of problems for the economy? so far that hasn't occurred, that there has been anything approaching the residential real estate crisis. that is a concern. the caller mentioned, who are the banks? let's go back to the government and let's say we're getting killed on commercial real estate. we need help. i have to note, the poli