Wall Street full of doubt .

U.S. indexes play yoyo, alternating low rise and fall more frank. After fencing in the red in Europe, Wall Street hesitates on the way forward.
The NYSE does not know where to turn. After closing sharply lower European financial markets on Friday, U.S. markets falter. Around 18:30, the Dow Jones lost 0.05%, 0.90% Nasdaq loose while the S & P 500 lost 0.45%. Shortly before, the indices had attempted a small comeback.
Investors are trying to recover from their emotions on Thursday. Yesterday the NYSE has been the victim of a serious incident of trading: the Dow Jones lost more than 1,000 points in full session, or more than 9% before ending at -3.2%.
Barack Obama on Friday held a press conference to speak on the subject and reassure the markets: "The regulators are studying this carefully in order to protect investors and prevent it happening again, and they will their findings public, and their recommendations on appropriate measures, "he said.

Europe worries still:
The U.S. president, who traded with Angela Merkel on the Greek case, wanted to calm the financial markets: "We've agreed on the importance of a vigorous policy response in the countries concerned and that a response Financial vigorous international community, "he said. The United States will continue to cooperate with EU authorities and the International Monetary Fund deal with the crisis of debt, he said.
In Europe, the Heads of State and Government of Europe meet in Brussels this evening.
In this tense environment, the U.S. Department of Labor announced that the economy had created more jobs than expected in April: 290,000 jobs were created last month, is the highest number since March 2006. This is the fourth consecutive month of increase in the number of jobs in the United States. The unemployment rate, however, increased from 9.7% to 9.9% the month dernier.Ces news are still considered "very encouraged" by Barack Obama, who hopes to attract the attention of new markets national indicators.

Goldman Sachs up:
Among the values to be followed today on Wall Street, investors will keep an eye on the values most affected Thursday by the incident of trading, as Procter & Gamble (0.48% to 61.04 U.S. dollars) which for example, had plunged 37% artificially, without any new has, of course, been communicated to the company. The electronic stock market Nasdaq announced late Thursday the cancellation of transactions resulting in a change of more than 60% of the price of certain shares in the wild has lived 20 minutes between 2:40 p.m. ET Wall Street 3:00 p.m. (6:40 p.m. GMT and 1900 GMT).
The action of the bank Goldman gaining 1.19% to 144.01 dollars after the publication by The Wall Street Journal an article that the group has initiated discussions with the Securities and Exchange Commission (SEC) for an amicable settlement.
Kraft gained 2.71% to $ 30. The first food company in North America, released after the close of Wall Street yesterday its quarterly results: with a profit of 1.88 billion to $ 1.16 per share and a turnover up 26% 11.3 billion dollars, the group benefits from the integration of Cadbury in its accounts. Gross margin for the group appears to 36, 1% against 34.5% last year.