This was revealed in Mine 2016, PwC's 13th annual review of the top trends in the global mining industry.
Vote Leave campaigner says it is a 'myth and delusion' the UK can gain prosperity by giving up sovereignty.
The pound hits three-week low against the dollar as currency volatility surges after polls put 'Leave' ahead.
More than 45 million people are eligible to vote in the EU referendum, this is how you do it
EEF says UK manufacturing sector is expected to enjoy a steady recovery but Brexit remains a threat to investment.
US Treasury Secretary Jack Lew says Chinese excess capacity is 'distorting and damaging global markets'.
US nonfarm payrolls employment data showed that 38,000 jobs were created in May.
Workers' rights will be under threat from Tory government in event of Brexit, union bosses warn.
UK oil firms do not see Brent crude recovering to a sustained level of $75-80 per barrel until 2020.
EY Job Creation Survey reveals 63% of entrepreneurs expect to add to their workforce this year.
US investment bank says Brexit would be a "terrible deal" for UK economy.
Ukip leader tells IBTimes UK that he wants a more 'robust' economic case for Leave.
Markit PMI shows UK services sector growth remains subdued amid Brexit fears.
Former deputy prime minister will make his first major speech of the EU referendum campaign.
Former Labour foreign secretary expected to make another intervention in the EU referendum campaign.
German chancellor praises Britain as a force for positive change inside 28-member state bloc.
Tata Steel to make final decision on Port Talbot during the week of the EU referendum.
Mohammed Sanusi Barkindo named as new secretary general.
Pro-EU Prime Minister will be questioned by a studio audience of Remain, Leave and undecided voters.
European Central Bank opts to keep the deposit rate at -0.40% and the headline rate at 0.00% as expected.
The Labour leader launched a scathing attack on fellow 'Remain' campaigners in a pro-EU speech on Thursday.
Bank of England to launch new £5 polymer banknotes on Thursday as paper notes are phased out after 320 years.
Markit construction PMI falls from 52 to 51.2 in the month as British construction hits three-year low.
The JPMorgan global manufacturing PMI declined to 50.0 for May, indicating stagnation.
This redundancy move will help achieve annual savings of €450m by 2019.
Opec ministers debate oil market supply and demand ahead of expected policy decision.
OECD claims that a Brexit would damage UK financially and trigger turmoil in financial markets worldwide.
UK house prices climb 0.2% month-on-month in May and 4.7% year-on-year, according to Nationwide.
The private Caixin/Markit survey showed that activity at China's factories contracted for the month of May.
Uncertainty regarding EU referendum and fears of global economic turmoil continue to threaten British economy.