Research in Economics
Research in Economics > 2003 > 57 > 1 > 39-51
Research in Economics > 2005 > 59 > 2 > 164-188
Research in Economics > 2010 > 64 > 3 > 146-161
Research in Economics > 2003 > 57 > 1 > 39-51
Research in Economics > 2005 > 59 > 2 > 164-188
Research in Economics > 2010 > 64 > 3 > 146-161