Field mice do not have an "economy". An "economy" is a human invention.
they will be extinct
The Republic of South Vietnam did not benefit; they became extinct. The allies that supported RVN gained valuable military experience; especially in the field of aerial super-sonic jet warfare.
Green's Peak
Corkbush Field happened in 1647.
Field Combat happened in 1985.
Chaos Field happened in 2004.
Field Commander happened in 2006.
King's Field happened in 1994.
¿Is answers the subject with the most knowledge?
Battle of Krbava Field happened in 1493.
Battle of Crocus Field happened in -352.
Battle of Grobnik field happened in 1242.