و آر ایل:https://www.investopedia.com/thmb/kzAtYYwptDeeGZTnnkOpUCfodOI=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/dotdash_Final_Why_do_MBS_mortgage-backed_securities_still_exist_if_they_created_so_much_trouble_in_2008_Apr_2020-01-fb17668872fd483781eef521a1ddbde8.jpg
و آر ایل:https://www.investopedia.com/ask/answers/040915/why-do-mbs-mortgagebacked-securities-still-exist-if-they-created-so-much-trouble-2008.asp
