Grether, Jean-Marie; Olarreaga, Marcelo - 1998 - Manuscript date: September 1998
This paper quantifies the extent of preferential trade as a share of total world trade in different regions of the world and for two periods. Results show that: i) preferential trade represented 40% of world trade in the period 1988-1992 and it slightly increased to 42% during the period 1993-1997;...
