2007-0934 2007-0934 S2007-09342016000801919 Mexico Mexico Mexico Mexico Mexico 00 12 2016 00 12 2016 7 8 1919 1931

2006 25 71-9 2010 33 287-96 2004 134 883-8 2009 57 2378-84 2005 22 100-5 2000 34 167-74 2010 57 71-84 2013 36 3 3 347-56 2006 29 255-61 2008 117 831-42 2000 23 335-54 2008 34 189-200 2005 30 284-90 2002 50 315-27 2000 2 2008 3 331-40 2002 25 187-92 2010 2009 43 681-94 2003 57 21-34 2000 32 221-34 2014 37 351-61 2002 25 107-15 Statistical Analysis System Institute (SAS) 1999 SIAP-SAGARPA 2013 2003 29 265-75 2009 54 63-76 2010 9 1251-62