The average daily trading volume in agency MBS reached $207.8 billion in March, a mere 2.66 percent gain compared to the month prior and a sign that investors are in a holding pattern these days, trying to decipher both the stock market and geopolitical events. According to figures compiled by the Securities Industry and Financial Markets Association, average daily trading volume jumped 9.7 percent compared to the same month a year ago. In January 2017, $229.8 billion in product changed hands daily. Meanwhile, a recent decline in rates means...