'Ecuador joined this "well-oiled" group in 1973 but left in 1992'
OPEC
ORGANIZATIONS: Ecuador joined this well-oiled group in 1973 but left in 1992
Ecuador joined this "well-oiled" group in 1973 but left in 1992
Ecuador joined this "well-oiled" group in 1973 but left in 1992
ORGANIZATIONS
OPEC
ORGANIZATIONS