One of the newly filed Senate bills to advance the White House’s election-year refinance initiatives would pay for itself by extending the decade-long hike in loan guarantee fees for “just one more year” through 2022, according to the bill’s Democrat sponsor. Last week, Sen. Diane Feinstein, D-CA, introduced the Expanding Refinancing Opportunities Act of 2012, to allow more homeowners the chance to refinance via FHA mortgage insurance. The bill is geared toward mortgages not already guaranteed by Fannie Mae, Freddie Mac or the FHA. Feinstein’s bill would create a $6 billion FHA fund to provide...