AP Photo/Susan Walsh
- A deadline is approaching for lawmakers to reach a deal on raising the $31 trillion debt limit.
- US bonds may "ironically" rally if Congress can't reach an agreement, says UBS.
- UBS says the risk of a US debt default as "very low".
The clock is ticking down for US lawmakers to come up with a deal to raise the country's $31 trillion debt limit, but not reaching an agreement could ignite a counterintuitive rally in the Treasury market, says UBS.