The outstanding supply of home mortgage debt – even what had been the fastest-growing sector of the market – ebbed in the first quarter of 2015. The Federal Reserve late last week reported the supply of home mortgage debt outstanding fell to $9.855 trillion as of the end of March. That was down 0.3 percent from December 2014 and reversed a modest expansion of the servicing market over the second half of last year. While banks, thrifts and credit unions managed...[Includes two data tables]