Unless the Federal Housing Finance Agency acts soon, Fannie Mae and Freddie Mac will see their capital buffers fall to zero on Jan. 1, 2018. Having zero capital may not be a big deal, initially – but a new complication has arrived in the form of hurricanes Harvey and Irma. According to Tim Rood, chairman of The Collingwood Group, the government-sponsored enterprises are not looking at losses “that will cost tens of billions of dollars – but they don’t need to be. The capital buffer is small as it is. And if a credit event happens, it could wipe out the thin layer of capital they have in a hurry.” If Rood – a former Fannie executive – is correct, the GSEs might have...