TY  - BOOK
AU  - Heal,Geoffrey
TI  - The economics of increasing returns 
T2  - The international library of critical writings in economics
SN  - 1858981603
U1  - 338.5144 
PY  - 1999///
CY  - U K
PB  - Edward Elgar 
KW  - economics
KW  - increasing returns
ER  -