cchappell@imfpubs.com The Community Home Lenders Association wrote the Federal Housing Finance Agency Thursday morning asking Director Mel Watt to investigate and put an end to mortgage insurers offering better prices to lenders based on their size or volume when it comes to government-sponsored enterprise loans. MI pricing disparities have become more prevalent and the CHLA said it’s caused a growing concern among their members because it puts small lenders and their borrowers at a disadvantage. As a…