by Gene M. Grossman, Elhanan Helpman
publisher: MIT Press (MA) publish date: January 29th 1993
format: paperback pages: 384
language: English
ISBN:
0262570971 (9780262570978)
publisher: MIT Press (MA) publish date: December 1st 1991
format: hardcover pages: 359
language: English
ISBN:
0262071363 (9780262071369)