Economics Letters
Economics Letters > 1995 > 49 > 2 > 205-210
Economics Letters > 1996 > 50 > 3 > 355-358
Economics Letters > 1998 > 59 > 3 > 347-351
Economics Letters > 1998 > 61 > 2 > 251-259
Economics Letters > 2001 > 73 > 2 > 137-146
Economics Letters > 2002 > 74 > 3 > 291-300
Economics Letters > 2003 > 78 > 3 > 323-327
Economics Letters > 2003 > 79 > 2 > 283-289
Economics Letters > 2005 > 88 > 2 > 203-208
Economics Letters > 2006 > 92 > 1 > 82-88
Economics Letters > 2006 > 93 > 2 > 267-271
Economics Letters > 2008 > 98 > 3 > 348-357
Economics Letters > 2008 > 101 > 2 > 142-144
Economics Letters > 2009 > 104 > 1 > 9-12
Economics Letters > 2009 > 105 > 1 > 53-55
Economics Letters > 2010 > 107 > 3 > 330-332
Economics Letters > 2010 > 108 > 2 > 242-244
Economics Letters > 2011 > 111 > 2 > 147-150
Economics Letters > 2012 > 114 > 3 > 273-275
Economics Letters > 2012 > 115 > 2 > 289-292