aim - to develop closer economic cooperation and integration
members - (3) Belgium, Luxembourg, Netherlands
Big Seven: note - membership is the same as the Group of 7
established - NA 1975
aim - to discuss and coordinate major economic policies
members - (7) Big Six (Canada, France, Germany, Italy, Japan, UK) plus the US
Big Six: note - not to be confused with the Group of 6
established - NA 1967
aim - to foster economic cooperation
members - (6) Canada, France, Germany, Italy, Japan, UK