Economics Letters
Economics Letters > 2003 > 78 > 3 > 401-407
Economics Letters > 2003 > 78 > 3 > 357-363
Economics Letters > 2003 > 79 > 2 > 283-289
Economics Letters > 2003 > 79 > 2 > 199-204
Economics Letters > 2003 > 79 > 2 > 247-253
Economics Letters > 2003 > 79 > 3 > 333-337
Economics Letters > 2003 > 80 > 1 > 67-71
Economics Letters > 2003 > 81 > 1 > 1-8
Economics Letters > 2003 > 81 > 3 > 285-290