Darvas, Zsolt, (2016), “Single market access from outside the EU: three key prerequisites”, Bruegel, 19 Ιουλίου
In relative terms, Norway’s current net financial contribution to the EU is similar to the UK’s. Switzerland and Liechtenstein pay surprisingly little, while Iceland is a net beneficiary. Relative to their population, Switzerland, Norway, Iceland and Liechtenstein received about twice as large an inflow of EU immigrants as the UK. These countries also have to adopt the vast majority of EU regulation to gain access to the single market.