Global financial markets are holding out for a deal in Washington to avert a debt default in the world's biggest economy. But that patience could fade quickly if a deal is not reached soon, analysts say.
Talks to end a partial shutdown of the U.S. government and raise the debt ceiling before a looming October 17 deadline stalled once again on Tuesday.
A growing number of voices including the International Monetary Fund and World Bank have warned about the consequences a U.S. default would have on the global economy and on Tuesday Fitch Ratings warned that it could cut the U.S.'s top-notch AAA sovereign credit rating.
(Read more: Fitch puts US AAA rating on negative watch)
"It's interesting that even as we've seen this deadline [Oct. 17] approach, we've not seen quite the degree of strain we would have expected in currency markets," Citi Currency Strategist Todd Elmer told CNBC Asia's "Squawk Box."