0121-4772 0121-4772 S0121-47722018000100001 10.15446/cuad.econ.v37n73.54955 Spain 00 06 2018 00 06 2018 37 73 1 23

1 2012 76 177-213 2 2012 102 7 7 3574-93 3 2013 4 1982 5 1992 57-91 6 1997 42 2 2 339-65 7 2000 22 345-423 8 2001 31-56 9 2004 110 2 2 349-99 10 1998 46 ^s1 ^s1 1 1-57 11 2004 115 191-206 12 2001 13 2011 30 54 54 171-92 14 2007 33 105-28 15 2011 21 149-68 16 1973 78 6 6 1360-80 17 1985 91 3 3 481-510 18 1995 19 2005 19 1 1 33-50 20 1997 33-47 21 1948 1-32 22 2008 23 2010 24. 1996 71 1 1 44-74 25 2001 196-210 26 1993 34 3 3 380-400 27 1999 48 1 1 7-35 28 2001 39 1177-203 29 2010 48 4 4 980-6 30 2001 1-29 31 2011 30 54 54 105-26 32 1997 33 1978 591-610 34 Rauch and Casella 2003 41 2 2 545-65