This morning, Min Zeng and Carolyn Cui from the WSJ wrote a terrific piece For Treasury, a Question of Fundamentals / Department Seeks Answers for Inflation-Protected Securities.
I would add that two factors are operative in pushing real yields (TIPS) higher:
First, investors are re-balancing their portfolios from bonds to stocks on the heels of tapering comments. A Fed less active in purchasing Treasury obligations at some future date reduces the constant bid for all Treasuries – TIPS included.
Second, the TIPS market was mispriced with negative yields. Inflation is positive at present…and will likely remain substantially above zero for the foreseeable future. June CPI inflation reached 1.8% on a year-over-year basis up from 1.4% the previous month,