Subprime borrowers opted for adjustable-rate mortgages during the last boom due to economic considerations, not because of a lack of financial sophistication, according to new research published by the Federal Reserve Bank of San Francisco. The Fed researchers found that even accounting for house price appreciation, subprime borrowers were at least as sensitive to changes in loan pricing and other interest-rate related fundamentals as borrowers with credit scores of 760 and above. The findings were detailed in ...