Investors will focus more on economic fundamentals than rising U.S. government debt and fiscal deficits, which have raised bond yields this year.

Concerns over rising bond issuance and fiscal deficits have driven government bond rates to 16-year highs this year, leading Fitch and Moody’s to downgrade U.S. government creditworthiness.

Citi’s global chief economist, Nathan Sheets, believes investors will eventually get used to the risks due to the U.S. dollar’s status as a reserve currency and the depth and liquidity of the government bond market.

The Congressional Budget Office predicts $20 trillion in budget deficits over the next decade.