0011-1503 0011-1503 S0011-15032008000200067 10.22201/iifs.18704905e.2008.1013 Mexico 00 00 2008 00 00 2008 40 119 67 74 1996 1994 1989 1989 1972 1987 1983 1989 1987 2003 1980 2002 1996 1980