European markets ended the day up after a raft of economic data from across the continent showed resilience to the U.K.'s Brexit vote.

Investors are also awaiting clues from Federal Reserve chief Janet Yellen on whether there could be a rate rise in the U.S. this year when she speaks later on in the week in Jackson Hole.

Oil also headed upwards in afternoon trading after reports suggested Iran may cooperate with producers to freeze output. West Texas Intermediate was recently 1.31% up at $48.03 and Brent Crude had gained 1.55% to sit at $49.92.

Data on the state of Europe's manufacturing sector showed divergence in the eurozone.

The euro area economy expanded at a steady rate in August, shrugging off Brexit shock waves.

According to Markit's flash eurozone composite purchasing managers' index was at 53.3 in August, up from 53.2 in July. Economists had been expecting the indicator to stay at 53.2.

August's reading was a seven-month high. A reading above 50 shows growth.

Activity in France's manufacturing sector fell slightly in August. Numbers complied by Markit saw the manufacturing PMI fall slightly to 48.5 from 48.6 in July.

However, the country's service sector reading fared better, coming in at 52 in August up from 50.5 in July. The overall composite reading was up at 51.6 in August from 50.1 the previous month, outpacing expectations of 50.4.

Meanwhile Germany's private sector suffered in August. The composite purchasing managers' index for Europe's biggest economy fell to 54.4 in August from 55.3 in July. Economists had expected a reading of 55.1.

Germany's manufacturing PMI fell to 53.6 in August from 53.8 in July, in line with expectations.

In the U.K. the 30-year government bond, which are known as gilts, saw yields drop after the Bank of England completed its latest round of daily purchases. The 30-year gilt yield fell 5 basis points to 1.26% after the asset purchases.

In London, the FTSE 100 closed 0.59% up at 6,868.51.

Royal Bank of Scotland (RBS) gained 3.53% today. An ally of German Chancellor Angela Merkel today said U.K.-based banks could face loss their European Union access after Brexit.

Lawmaker Michael Fuchs told Bloomberg Television that a passporting access would be difficult after the U.K. leaves Europe.

Fellow Britain-focused bank Barclays (BCS) closed 2.27% up. Barclays today said it would issue a dollar-denominated CoCo bond.

Today house builder Persimmon (PSMMY) said that more potential home buyers were visiting sale sites despite uncertainty unleashed by the vote to leave the European Union. Persimmon was up 4.55% today.

Barratt Developments (BTDPY) had recently gained 4.51%.

U.K. supermarkets were also on the rise as data on supermarket sales show they were buoyed by warm weather prompting more purchases on ice cream.

Tesco (TSCDY) gained 3.36% today, Wm Morrison was up 0.83% and Sainbury's (JSAIY) was up 1.52%. However, the data does show that there was increased competition from low-cost retailers Aldi and Lidl.

In Frankfurt, the Dax was up 0.94% at 10,592.88 and the Cac 40 gained 0.72% to 4,421.45 in Paris.

Volkswagen ( VLKAY) gained 2.42% in Frankfurt, as it is reported that it has come to a resolution with a parts supplier that has stopped production on the car maker's Golf model.