GSE reform is entering its final and decisive phase as Congress reconvenes, having been kept in play during the recess by Rep. Michael Oxley, R-OH, and House Democrats, as each has made a separate push for the House legislation. The reform effort has remained bogged down in the Senate, mostly over a pronounced difference of opinion among lawmakers on proposed limits on the massive retained portfolios of Fannie Mae and Freddie Mac currently contained in a Senate bill. There are other differences as well...