With short-term interest rates near 0 percent in early 2014, and still very very low, historically today, suppose the Treasury decided to replace

With short-term interest rates near 0 percent in early 2014, and still very very low, historically today, suppose the Treasury decided to replace maturing notes and bonds by issuing new Treasury bills, thus greatly shortening the average maturity of U.S. debt outstanding. Discuss the pros and cons of this strategy. please use a reference from less than a year from a prominent business publication (e.g The wall street journal, Barron's, Fortune etc