Market Insider

This could be a big factor in week's final trading day

Dow, S&P seek another positive week

In a market looking for news, the dollar could be the story of the day on Friday.

As the dollar index surged more than 1 percent Thursday, the euro sank to $1.06, and U.S. Treasury yields rose. The stock market ended the day mostly higher with a near half-percent gain in the to 2091 and a 0.3 percent gain in the Dow to 17,958, but a decline of 0.3 percent in the small cap Russell 2000.

Bond yields climbed after a poor showing at the government's 30-year auction. The bond sale resulted in a yield of 2.598 percent, and as Treasurys sold off, the 10-year yield climbed back to 1.95 percent.