"May's decision to become more directly involved in Brexit negotiations as they enter a more crucial phase has been welcomed by financial market participants", MUFG analysts said.
Overall responsibility for the talks is being moved to the Cabinet Office, the ministry which supports May and where her main Brexit advisor, civil servant Olly Robbins, is based.
No-frills airline Ryanair said on Monday that it believes there is a significant chance of a no-deal scenario.
"I think that many people in the European Union are thinking that they just have to wait long enough and Britain will blink".
"I am going to bring to (Michel) Barnier and to the whole enterprise as much energy as I can".
Heat Wave: San Diego region hit with 120-degree temperatures
Parts of Utah were also issued an excessive heat warning with temperatures this week expected to approach 109 degrees. Records were also tied in Ramona, Borrego and Indio, according to the weather service .
Raab, who met Barnier for the first time last week and is due back in Brussels on Thursday to resume talks, said, "You can't have one side fulfilling its side of the bargain and the other side not, or going slow, or failing to commit on its side".
"It would lead to a fissure in relations which would be highly damaging for that great partnership that we have had for so many years, which has been so important in sustaining the global order".
However, he criticised "selective" reports claiming the government was also planning to stockpile food and medical supplies.
Yesterday new Brexit secretary Dominic Raab confirmed plans would be put in place for food to be stockpiled, while health secretary Matt Hancock said the NHS was preparing to stockpile medicines and blood products.
Theresa May hopes the government's plan, detailed recently in the Brexit White Paper, will allow the two sides to reach a deal on relations by the autumn.
Erdogan calls Ozil, praises exit from German team
Ozil ends his worldwide career with 92 caps, 23 goals and 40 assists, and was also a member of the squad that won the World Cup in 2014.
"We are continuing to prepare the legislation needed to implement the withdrawal agreement in United Kingdom law and we will publish a white paper tomorrow setting out more details on this", Martin Callanan told the upper house of Britain's parliament.
May's plans formally unveiled in early July envisages a customs partnership for goods and a common rulebook with the EU.
The UK could refuse to pay its £39 billion divorce bill to Brussels if it does not get a trade deal, Brexit Secretary Dominic Raab has signalled.
"There must be a firm commitment in the withdrawal agreement requiring the framework for the future relationship to be translated into legal text as soon as possible", Mr Raab told MPs. "We want a deal".
Raab even seems to have managed the extraordinary feat of leaving the famously doom-laden business leaders - including chiefs from Lloyds, Shell, Morrison's and Amazon - feeling "marginally more positive than when they went in".
Malcom reveals why he snubbed Roma for Barcelona
He spent three seasons with Bordeaux, scoring 23 goals in 96 appearances. And they've been left with egg on their face following the Malcom ordeal.
Initially announced last November, the Bill will create a new financial authority to manage payments to the European Union over the years after Brexit.