New York (AFP)

The New York Stock Exchange ended sharply in the red Tuesday after tweets from Donald Trump announcing the end of discussions with Democrats on a new plan to help households and businesses until the November 3 election.

Its flagship index, the Dow Jones Industrial Average, lost 1.34% to 27,772.76 points.

The technology-heavy Nasdaq dropped 1.57% to 11,154.60 points and the extended S&P 500 index fell 1.40% to 3,360.97 points.

"I asked my representatives to stop negotiating until after the election," tweeted Donald Trump, accusing the leader of the Democrats in Congress, Nancy Pelosi, of not negotiating "in good faith".

"As soon as I win, we will vote on a big aid plan that will focus on American workers and small businesses," he added.

This thunderclap caused Wall Street to fall just under an hour from the close, while the major indices were up slightly until then.

The hope of new aid measures was indeed "one of the engines that had driven the market continuously during the first sessions of October," said Art Hogan of National Securities.

"Nancy Pelosi and Secretary of the Treasury (Steven) Mnuchin met or spoke every day and we were close to an agreement. But without warning, Donald Trump announces that his negotiators have interrupted discussions with the Democrats" , specifies the expert, for whom this decision will be a blow to the stock market.

In a statement, Pelosi regretted that Mr. Trump was "putting his best interests ahead of the country, with the full complicity of Republican members of Congress."

By deciding to put an end to the negotiations, the tenant of the White House also took the opposite view from the president of the American Central Bank (Fed), Jerome Powell, who had pleaded in the morning for new stimulus measures.

"Too little support could lead to a more fragile recovery, leading to unnecessary suffering for households and businesses," Powell warned in an alarmist speech.

Among Tuesday's indicators, the US trade deficit widened again in August, increasing 5.9% from July, due to a stronger rise in imports than exports, according to department data. Trade.

Among the values ​​of the day, the American airline Southwest, which called on its unionized employees to accept wage cuts to avoid layoffs and layoffs until the end of 2021, fell by 2.36%.

The German laboratory Biontech, associated with the American Pfizer (-1.58%) for the development of a vaccine candidate against Covid-19, has climbed by more than 6%.

The German-American alliance announced on Tuesday that it had submitted its tests for approval to the European Medicines Agency.

General Electric lost 3.74%.

The US financial market policeman (SEC) warned the company on Tuesday, which has been in trouble for several years, that it could soon officially accuse it of having broken accounting rules.

© 2020 AFP