Dollar at 4-month high vs. euro

The dollar surged to a 4-month high against the euro Wednesday amid ongoing concerns about the Greek economy and speculation that Chinese monetary officials could move to tighten credit conditions.

Standard & Poor's, Moody's Investors Service and Fitch Ratings all downgraded their credit ratings for Greece last month.

Treasurys turn higher on recovery doubts

Treasurys rose Wednesday as investors questioned the strength of economic recovery after a lackluster housing report and earnings releases from three of the nation's major banks, boosting demand for the perceived safe haven assets.

Treasurys were lower Tuesday in a quiet trading session as investors digested the previous week's $84 billion offering in U.S. debt.

Economy and productivity

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It makes it possible to support several thousands of traders through a single server with the following configuration: Pentium 4 2 GHz, 512 DDR RAM, 80 GB HDD.

Using recent protocols decreases the requirements of the data link and their execution cost.2YAC5A5TQZSJ