Since 2000 the UK has made a net contribution to the EU of £122 billion in today’s money.
The UK has been the third or fourth largest contributing country to the EU budget in recent years.
Lorry design specifications are set by the EU, but the UK initially opposed its plans to allow safer lorries on the road.
The loss of EU research funding is a worry for many academics.
It sounds like a simple question, but it’s not so easy to answer. We don’t have any official figures for how many UK businesses in total export to the EU.
Factchecking the government's EU referendum leaflet on free movement and employment rights.
We've factchecked claims from Prime Minister's Questions on the minimum wage, workers' rights and the EU.
Criminal law expert J.R. Spencer explains how the EU affects criminal justice in the UK, and how leaving the EU might change things.
Remain campaigners often cite the reduced cost of using a mobile phone in other European countries as an EU success story. That seems fair.
The EU does give workers the right to a minimum 20 days of paid leave, but it was a decision of the British government to increase that to 28 days.
Factchecking the Stronger In "facts" leaflet.
Factchecking the government's EU referendum leaflet on the security benefits of our membership.
Factchecking the government's EU referendum leaflet on travelling in Europe.
Campaigners to stay in the EU have invoked the number of UK students going abroad on the Erasmus programme. Their figures are broadly correct.
Peter Sutherland of the UN is right that the UK receives fewer asylum seekers than other EU countries, but not as few as BBC listeners were led to believe.
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