A Downing Street spokesman said a request for a meeting with Mr Tavares had been received, adding: "The meeting will take place, in principle, subject to diary availability".
"This is why speculation is premature at this point", Machnig told German television station ARD.
Two sources close to PSA said on Thursday that job and plant cuts were part of the tie-up talks, with the two Vauxhall sites in Britain in the front line.
May will seek safeguards for Britain's vehicle industry as she seeks to head off concerns that Britain's exit from the European Union will put the auto industry at risk.
Vauxhall's United Kingdom workforce measures 35,000 and includes 23,000 in retail and 4,500 at factories at Ellesmere Port and Luton.
U.K. Business Secretary Greg Clark pledged to do everything he can to protect General Motors Co.'s factories in Britain and tens of thousands of linked jobs if a proposed sale by the USA automaker of its European operations proceeds.
Key Brain Regions Found To Be Smaller in People With ADHD
Hoogman points to other conditions where brain size differences are commonplace, such as major depressive disorder (MDD). Jonathan Posner, associate professor of psychiatry at Columbia University in NY , was not involved in the study.
However, the plans have sparked fears in Germany that the potential new owner could cut German jobs that doubled up existing posts in France.
Mr. Audretsch also said that the government is in talks with the United Kingdom over GM's plans.
A German Economy Ministry spokesman said Berlin was also in contact with the British government and the two countries would not let themselves be played off against each other.
PSA chairman Carlos Tavares is due to meet the Prime Minister and hold separate talks with Unite chief Len McCluskey.
Japanese carmaker Nissan said in October that it would continue to invest in its Sunderland plant after securing unspecified guarantees about Brexit from the British government.
Prime Minister Theresa May will meet with the boss of the manufacturer of Peugeot after the French vehicle maker entered takeover talks with the company that owns Vauxhall. "There's been a request for a meeting and we will try to make that meeting happen, but I am not going to go into what the nature of that conversation will be", he told reporters.