0011-1503 0011-1503 S0011-15032011000300099 10.22201/iifs.18704905e.2011.800 Chile 00 00 2011 00 00 2011 43 129 99 108 2009 54 62 62 47-71 1999 1978 67-86 2002 647-59 1959 1969 528-51 2002